Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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