Block, Ned & Fodor, Jerry (1980), “What Psychological States Are Not”, in Ned Block (ed). Readings in philosophy of Psychology (volume1), Cambridge, Massachusetts, Harvard University Press
Boeving, Nicholas (2010), Transpersonal Psychology, Encyclopedia of Psychology and Religion, New York: Springer
Bohm, David (1980), Wholeness and the implicate order, Routledge Classics: London and New York
Chalmers, David, Jackson, Frank (2001), “Conceptual Analysis, Dualism and Explanatory Gap”, in the Philosophical Review, 110: 315-61
Churchland, Paul (2006), Eliminative Materialism and The Propositional Attitudes, in Brian Beakley & Peter Ludlow (eds). Philosophy of Mind/Classical Problem/Contemporary Issues. MIT Press
Crownfield, David .R (1976), Religion in the Cartography of the Unconscious: A Discussion of Stansilav Grof’s Realms of the Human Unconscious, JAAR 44/2, 309-315
Goff, Philip (2017), Consciousness and Fundamental Reality, Oxford University Press of Oxford
Grof, Stanislav (1972), “LSD and the Cosmic Game: Outline of Psychedelic Cosmology and Ontology”, Journal of Study Consciousness, 5, 165
____ (1970), “Beyond Psychoanalysis: Implications of LSD Research for Understanding Dimensions of Human Personality”. Presented at the First World Conference on Scientific Yoga, New Delhi, India
____ (1981), “Nature, Mind, and Consciousness: Gregory Bateson and the New Paradigm“, in Journal of Transpersonal Psychology, 31-72
____ (2000), Psychology of the Future: Lessons from Modern Consciousness Research, M.D, Ph.D., State University of New York Press
____ (2007), Adventures in Non-Ordinary Realities: An Interview by Janice & Dennis Hughes, Share Guide Co-publishers
____ (2010),”The Consciousness Revolution: New Perspectives in Psychiatry, Psychology, and Psychotherapy”, Full version of a paper presented in an abridged form at the Seventeenth International Transpersonal Conference, Moscow, June 24, 2010
Heil, John (1998), Philosophy of Mind: A Contemporary Introduction, London and New York: Routledge
Ingersoll, R. Elliot, Zeitler, David. M (2010), Integral Psychotherapy: Inside out/ Outside in, Albany: State University of New York Press
Katz, Edsteven (1978), Mysticism and Philosophical Analysis, Oxford NewYork, University Press of Oxford
McGinn, Colin (1997), Consciousness and Content, in Ned Block, Owen Flangan and Guven Guzelder (eds), Nature of Consciousness. Massachusetts: