Tolong jelaskan mengenai Bacaan lebih lanjut dari Proyeksi astral

Robert Bruce (1999) - Astral Dynamics: A New Approach to Out-of-Body Experiences. Hampton Roads Publishing. ISBN 1-57174-143-7

Robert Todd Carroll (2003) - The Skeptic's Dictionary: A Collection of Strange Beliefs, Amusing Deceptions, and Dangerous Delusions. John Wiley & Sons. ISBN 0-471-27242-6

Thomas Gilovich (1993) - How We Know What Isn't So: The Fallibility of Human Reason in Everyday Life. Free Press. ISBN 0-02-911706-2

Terence Hines (2003) - Pseudoscience and the Paranormal. Prometheus Books. ISBN 1-57392-979-4

Robert Monroe (1971) - Journeys Out of the Body Doubleday. Reprinted (1989) Souvenir Press Ltd. ISBN 0-385-00861-9

Sylvan Muldoon and Hereward Carrington (1929) - Projection of the Astral Body''. Rider and Company. ISBN 0-7661-4604-9