Παραπομπή APA

Beach, F. H., Buskirk, R. H., & Russell, F. A. (1959). Text book of salesmanship (7.). Mc GRaw- Hill Book Company Inc.

Παραπομπή Chicago Style

Beach, Frank H., Richard H. Buskirk, και Frederic A. Russell. Text Book of Salesmanship. 7. London: Mc GRaw- Hill Book Company Inc, 1959.

Παραπομπή MLA

Beach, Frank H., et al. Text Book of Salesmanship. 7. Mc GRaw- Hill Book Company Inc, 1959.