APA(7版)引用形式
Popkin, R. P., & Stroll, A. Philosophy Made Simple. Doubleday.
Chicagoスタイル(17版)引用形式
Popkin, Richard P., , Avrum Stroll. Philosophy Made Simple. Nueva York, EUA: Doubleday.
MLA(9版)引用形式
Popkin, Richard P., , Avrum Stroll. Philosophy Made Simple. Doubleday.
警告: この引用は必ずしも正確ではありません.