Παραπομπή APA

Konhauser, J. D. E., Velleman, D. J., & Wagon, S. (1996). Which way did the bicycle go?: And other intriguing mathematical mysteries. Mathematical Association of America.

Παραπομπή Chicago Style

Konhauser, Joseph D. E., Daniel J. Velleman, και S. Wagon. Which Way Did the Bicycle Go?: And Other Intriguing Mathematical Mysteries. [Washington, D.C.]: Mathematical Association of America, 1996.

Παραπομπή MLA

Konhauser, Joseph D. E., et al. Which Way Did the Bicycle Go?: And Other Intriguing Mathematical Mysteries. Mathematical Association of America, 1996.