APA-viite

Engel, A. (1997). Exploring mathematics with your computer. Mathematical Association of America.

Chicago-tyylinen lähdeviittaus

Engel, Arthur. Exploring Mathematics with Your Computer. [Washington, D.C.]: Mathematical Association of America, 1997.

MLA-viite

Engel, Arthur. Exploring Mathematics with Your Computer. Mathematical Association of America, 1997.