Gascoigne, Marc (1996) The UFO Investigator's Handbook Penguin Books Ltd. Pages 3-133.
Gaffron, Norma (1988) Great Mysteries Opposing Viewpoints: The Bermuda Triangle Greenhaven Press, Inc. Pages 10-93.
Stone, Ruben (1996). The Encyclopedia of the Unexplained. Blitz Editions: United Kingdom
(1988) Mysteries of the Unknown: Mysterious Creatures Time-Life Books Inc. Pages 16-126.
(1996) The Unexplained Files: Enigmas of Mind, Space and Time The Book Company International Pty Ltd. Pages 31-33; 47-51; 72-74; 82-86; 114-119; 140-143; 200-203; 216-219; 239-243.
(1988) The Unexplained: Mysteries of Mind, Space and Time Marshall Cavendish Corporation. Vol 1, 3, 4 and 6.
Publinnet Switzerland Abominable Snowman or Yeti [Online] Available: http://www.italysoft.com/curios/yeti.htm
What is Storsjöodjuret? [Online] Available: http://www.storsjoodjuret.jamtland.se/index.htm
The Bestiary [Online] Available: http://www.geocities.com/RainForest/Vines/2072/index2.html
Black Big Cat [Online] Available: http://www.ncf.carleton.ca/~bz050/HomePage.myscat2.html
Coast To Coast AM Talk Radio [Online] Available: http://www.coasttocoastam.com/
Cressie: The Monster of Crescent Lake [Online] Available: http://www.publib.nf.ca/CAP/central/RobertsArm/attract/cressie.htm
Cryptozoology [Online] Available: http://www.syntac.net/hoax/cryptozoo.html
Legends and Myths of Cornwall [Online] Available: http://www.connexions.co.uk/culture/
Easter Island Homepage [Online] Available: http://www.netaxs.com/~trance/rapanui.html
Atlantis Rising Online [Online] Available: http://atlantisrising.com/
(1994) Encyclopedia.com [Online] Available: http://www.encyclopedia.com/
Easter Island [Online] Available: http://www.dromo.com/fusionanomaly/easterisland.html
Science Frontiers: The Unusual and Unexplained [Online] Available: http://www.science-frontiers.com/index.htm
Mysterious Places [Online] Available: http://www.mysteriousplaces.com/
Strange Magazine [Online] Available: http://www.strangemag.com/index.html
Paranormal A to Z [Online] Available: http://www.paranormalatoz.com/index.html
Bigfoot the Myth, the Legend, the Reality [Online] Available: http://hometown.aol.com/fire224u/bigfootindex.html
The Skeptics Dictionary [Online] Available: http://skepdic.com/
The British Big Cat Mystery [Online] Available: http://www.panther.org.uk/
The Hunt For Lake Monsters [Online] Available: http://paranormal.about.com/science/paranormal/library/weekly/aa081098.htm
The UnMuseum [Online] Available: http://www.unmuseum.org/unmain.htm
The Ozark Howler [Online] Available: http://members.tripod.com/~ozarkhowler/index.html
National Geographic [Online] Available: http://www.nationalgeographic.com/