Fisher, V. (2006). How high can a dinosaur count?: And other math mysteries. Schwartz & Wade Books.
Cita Chicago Style (17a ed.)Fisher, Valorie. How High Can a Dinosaur Count?: And Other Math Mysteries. New York: Schwartz & Wade Books, 2006.
Cita MLA (8a ed.)Fisher, Valorie. How High Can a Dinosaur Count?: And Other Math Mysteries. Schwartz & Wade Books, 2006.
Precaución: Estas citas no son 100% exactas.