Citazione Stile APA (7a Edizione)

WILLSMER RAY. (1984). BASIC ART OF MARKETING (2ND.). BUSINESS PUBLICATION.

Citazione stile Chigago Style (17a edizione)

WILLSMER RAY. BASIC ART OF MARKETING. 2ND. LONDON: BUSINESS PUBLICATION, 1984.

Citatione MLA (9a ed.)

WILLSMER RAY. BASIC ART OF MARKETING. 2ND. BUSINESS PUBLICATION, 1984.