The Ageless Wisdom has underpinned religious and philosophical teachings for millennia. Since the late 19th century, a growing body of writings by various students of the Ageless Wisdom and disciples of the Masters has attracted the attention of those seeking a deeper understanding of the meaning of life. Anyone interested in further study of the Ageless Wisdom Teaching will find a wealth of material in the following books:

Bailey, Alice A
 various works (New York: Lucis Publishing Co) including:
 Initiation, Human and Solar (1922)
 Letters on Occult Meditation (1922)
 A Treatise on Cosmic Fire (1925)
 A Treatise on White Magic (1934)
 Discipleship in the New Age – Vol. I (1944)
 Discipleship in the New Age – Vol. II (1955)
 The Problems of Humanity (1947)
 The Reappearance of the Christ (1948)
 The Destiny of Nations (1949)
 Glamour: A World Problem (1950)
 Telepathy and the Etheric Vehicle (1950)
 Education in the New Age (1954)
 The Externalisation of the Hierarchy (1957)
 A Treatise on the Seven Rays:
  Volume I – Esoteric Psychology I (1936)
  Volume II – Esoteric Psychology II (1942)
  Volume III – Esoteric Astrology (1951)
  Volume IV – Esoteric Healing (1953)
  Volume V – The Rays and the Initiations (1960)
 Ponder on This [a compilation from the writings of Alice A. Bailey] (1971)

Blavatsky, H P
 The Secret Doctrine (London: Theosophical Publishing House, 1888)
 Isis Unveiled (London: Theosophical Publishing House, 1877)

Besant, Annie
 Esoteric Christianity (Wheaton, IL: Theosophical Publishing House, 1989)

Carey, Howard Ray
 The Joy of Christ’s Coming (Share International Foundation)

Hall, Manly P
 Secret Teachings of all Ages (Los Angeles: Philosophical Research Society, 1994)

Hislop, Dr John S
 My Baba and I [life and teachings of Sathya Sai Baba] (San Diego, CA: Birth Day Publishing Co, 1985)

Jurriaanse, Aart
 Bridges (Pretoria, S.A.: Bridges Trust)
 Prophecies (Craighall, S.A.: World Unity and Service Inc, 1977)

Krishnamurti, J
 various works including:
 Commentaries on Living, Series 1-3 (Wheaton, IL: Theosophical Publishing House, 1992)
 The First and Last Freedom (New York: Harper & Row, 1975)
 Education and the Significance of Life (New York: Harper & Row, 1982)

Leadbeater, C W
 various works (Wheaton, IL: Theosophical Publishing House) including:
 The Masters and the Path (1973)
 Man, Visible and Invisible (1971)
 The Inner Life (1978)

MacDonald-Baine, M
 Beyond the Himalayas (London: Fowler & Co)

Roerich, Helena
 various works (New York: Agni Yoga Society) including:
 Leaves of Morya’s Garden, Vol I: The Call (1924)
 Leaves of Morya’s Garden, Vol II: Illumination (1925)
 Heart (1932)
 Supermundane — The Inner Life, Vol I & II (1994)

Sandweiss, Samuel
 The Holy Man and the Psychiatrist [life and teachings of Sathya Sai Baba] (San Diego, CA: Birth Day Publishing Co, 1975)

Sinnett, A P
 The Mahatma Letters (Pasadena, CA: Theosophical University Press, 1992)
 Esoteric Buddhism (San Diego, CA: Wizard’s Bookshelf, 1987)

Spalding, Baird T
 Life and Teachings of the Masters of the Far East (Marina del Rey, CA: DeVorss & Co, 1924)

Stanley Alder, Vera
 The Initiation of the World (London: Rider, 1939)
 Humanity Comes of Age (London: Rider, 1950)

Swami Omananda
 Toward the Mysteries (London: Neville Spearman, 1968)

Yogananda, Paramahansa
 Autobiography of a Yogi (Los Angeles: Self-Realization Fellowship, 1972)