Style de citation APA (7e éd.)

COREY E R. (1985). PROBLEMS IN MARKETING (6TH.). MCGRAW-HILL.

Style de citation Chicago (17e éd.)

COREY E R. PROBLEMS IN MARKETING. 6TH. NEW YORK: MCGRAW-HILL, 1985.

Style de citation MLA (9e éd.)

COREY E R. PROBLEMS IN MARKETING. 6TH. MCGRAW-HILL, 1985.