Liu, A. e., Liu, C. A., & Shawyer, B. (2009). Problems from Murray Klamkin: The Canadian collection. Mathematical Association of America.
Παραπομπή Chicago StyleLiu, Andy ed, Chiang-Fung Andrew Liu, και Bruce Shawyer. Problems from Murray Klamkin: The Canadian Collection. Washington, D.C.: Mathematical Association of America, 2009.
Παραπομπή MLALiu, Andy ed, et al. Problems from Murray Klamkin: The Canadian Collection. Mathematical Association of America, 2009.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.