APA

(1982). Journal of Marketing en Espanol - No.49. México: Harvard Business School Press.

Chicago

1982. Journal of Marketing en Espanol - No.49. México: Harvard Business School Press.

Harvard

(1982). Journal of Marketing en Espanol - No.49. México: Harvard Business School Press.

MLA

Journal of Marketing en Espanol - No.49. México: Harvard Business School Press. 1982.