Cita APA (7th ed.)

RUSSELL F A. (1978). TEXTBOOK OF SALESMANSHIP (10TH.). MCGRAW-HILL.

Cita Chicago (17th ed.)

RUSSELL F A. TEXTBOOK OF SALESMANSHIP. 10TH. TOKYO: MCGRAW-HILL, 1978.

Cita MLA (9th ed.)

RUSSELL F A. TEXTBOOK OF SALESMANSHIP. 10TH. MCGRAW-HILL, 1978.