References

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Clark, James M. "An Egg Thief Exonerated." Natural History June (1995).

Horner, John R. and Weishampel, David. "A comparative embryological study of two ornithischian dinosaurs." Nature 332 (1988).

Horner, John R. and Gorman, James. Digging Dinosaurs. Toronto: Harper and Row, 1988.

Horner, John R. "The Nesting Behaviour of Dinosaurs." Scientific American April 1984: 130-137.

Horner, John R. and Lessem, Don. The Complete T.Rex. Toronto: Simon and Schuster, 1993.

Lambert, David. The Ultimate Dinosaur Book. New York: Dorling Kindersley, 1993.

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Noble, John Wilford. The Riddle of the Dinosaur. New York: Alfred A Knopf. 1985.

National Geographic May 1996: 109-110.

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The Visual Dictionary of Dinosaurs, Eyewitness Visual Dictionaries. New York: Dorling Kindersley, 1993.