APA-referens

Liu, A. e., Liu, C. A., & Shawyer, B. (2009). Problems from Murray Klamkin: The Canadian collection. Mathematical Association of America.

Chicago-stil citat

Liu, Andy ed, Chiang-Fung Andrew Liu, och Bruce Shawyer. Problems from Murray Klamkin: The Canadian Collection. Washington, D.C.: Mathematical Association of America, 2009.

MLA-referens

Liu, Andy ed, et al. Problems from Murray Klamkin: The Canadian Collection. Mathematical Association of America, 2009.