Dyfyniad APA

Bill publication. (1977). Sales marketing management. Bill Publication.

Dyfyniad Arddull Chicago

Bill publication. Sales Marketing Management. New York: Bill Publication, 1977.

Dyfyniad MLA

Bill publication. Sales Marketing Management. Bill Publication, 1977.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.