A. H. Almaas: "Elixir of Enlightenment", New York, 1984

A. H. Almaas: Essence: The Diamond Approach to Inner Realization", New York, 1986

Allen, J. R.:"Mind Matters: How Thoughts Becomes Reality", Mountain View 1993

Andreas, Connirae & Tamara Andreas: "Core Transformation" Moab 1994

Bandler, Richard: "Magic in Action", San Francisco 1985

Dilts, Robert, Hollborn, Tim & Smith, Suzi: "Beliefs", Portland, 1990

Folbert, Geoffrey: Excalibur Revisited", unpublished manuscript

Funch, Flemming: Technical Essays", Vol I and II, Van Nuys, 1992 9.Grant, Kenneth: "Hecate's Fountain", London 1992

Grant, Kenneth: "Outer gateways", London, 1994.

Grant, Kenneth: "Outside the Circles of Time", London, 1980.

Kin, L: "The Pied Pipers of Heaven", Wiesbaden, 1994.

Mihajlovic, Srdjan: "Psiholoske vestine menadzera", Beograd, 1994.

Mihajlovic Slavinski, Zivorad: "Ekskalibur-2", Beograd, 1994.

Mihajlovic Slavinski, Zivorad: "Kreaton: Majstor igre stvaranja", Beograd, 1994

Mihajlovic Slavinski, Zivorad: "Novi Ekskalibur", Beograd, 1994.

Mihajlovic Slavinski, Zivorad: "Susreti sa Istinom: Intenziv Prosvetljenja", Beograd, 1985.

Mihajlovic Slavinski, Zivorad: "Staze i bogaze Jastva", Beograd, 1993.

Mihajlovic Slavinski, Zivorad: "Psychonauts in the World of Dreams" in magazine "Starfire", Vol.I, № 4, London, 1991

Thalmadge, Jim: "Clear Sovereigntz", Sanford, 1988.

Thalmadge, Jim: "Primordiology and Exordium for Exotherapy", Sanford, 1989.

My private correspondence with J.Thalmadge, Robert Birdsong, Hank Levin, John Galusha, Mark Jones, Jim Humble, Kenneth Grant, Robert Metro, and Michael Bertiaux