Παραπομπή APA

Marsh, U. G. (1972). Salesmanship: Modern principles and practise. Prentice-Hall of India.

Παραπομπή Chicago Style

Marsh, U. Grant. Salesmanship: Modern Principles and Practise. New Jersey: Prentice-Hall of India, 1972.

Παραπομπή MLA

Marsh, U. Grant. Salesmanship: Modern Principles and Practise. Prentice-Hall of India, 1972.