Cita APA

Bolling, C. (1930). Retail Salesmanship (2nd.). Isaman Pitman.

Citación estilo Chicago

Bolling, C. Retail Salesmanship. 2nd. London: Isaman Pitman, 1930.

Cita MLA

Bolling, C. Retail Salesmanship. 2nd. Isaman Pitman, 1930.

Warning: These citations may not always be 100% accurate.