Sapolisky, R. M. (2004). Why zebras don't get ulcers (Third edition.). An owl book.
Chicagoスタイル(17版)引用形式Sapolisky, Robert M. Why Zebras Don't Get Ulcers. Third edition. New York: An owl book, 2004.
MLA(9版)引用形式Sapolisky, Robert M. Why Zebras Don't Get Ulcers. Third edition. An owl book, 2004.
警告: この引用は必ずしも正確ではありません.