APA (7th ed.) Citation
Artino, R. A., Gaglione, A. M., & Shell, N. (1982). The contest problem book. Mathematical Association of America.
Chicago Style (17th ed.) Citation
Artino, Ralph A., Anthony M. Gaglione, and Niel Shell. The Contest Problem Book. Washington, D.C.: Mathematical Association of America, 1982.
MLA (9th ed.) Citation
Artino, Ralph A., et al. The Contest Problem Book. Mathematical Association of America, 1982.
Warning: These citations may not always be 100% accurate.