Watts, R. (1972). Businessman's guide to marketing. Reginald Watts.
Chicago Edition CitationWatts, Reginald. Businessman's Guide to Marketing. New Delhi: Reginald Watts, 1972.
Cita MLAWatts, Reginald. Businessman's Guide to Marketing. Reginald Watts, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.