Style de citation APA (7e éd.)

LEFTWICH, R. H. (1969). Introduction to economic thinking. Holt.

Style de citation Chicago (17e éd.)

LEFTWICH, Richard H. Introduction to Economic Thinking. New York: Holt, 1969.

Style de citation MLA (9e éd.)

LEFTWICH, Richard H. Introduction to Economic Thinking. Holt, 1969.