APA (7th ed.) Citation

Robinson, O. P. (1950). Successful retail salesmanship (2nd ed.). Prentice-Hall.

Chicago Style (17th ed.) Citation

Robinson, O. Preston. Successful Retail Salesmanship. 2nd ed. New York: Prentice-Hall, 1950.

MLA (9th ed.) Citation

Robinson, O. Preston. Successful Retail Salesmanship. 2nd ed. Prentice-Hall, 1950.