APA-referens (7:e uppl.)

Salmon, M. (1984). Introduction to logic and critical thinking. HBJ.

Chicago-referens (17:e uppl.)

Salmon, Merrilee. Introduction to Logic and Critical Thinking. San Diego: HBJ, 1984.

MLA-referens (9:e uppl.)

Salmon, Merrilee. Introduction to Logic and Critical Thinking. HBJ, 1984.