Cita APA (7a ed.)

Roth, C. B. (1957). Questions and answers on modern selling techniques: A tool kit for all salesmen who want to make the most of their selling opportunities. Prentice-Hall.

Cita Chicago Style (17a ed.)

Roth, Charles B. Questions and Answers on Modern Selling Techniques: A Tool Kit for All Salesmen Who Want to Make the Most of Their Selling Opportunities. Englewood Cliffs, New Jersey: Prentice-Hall, 1957.

Cita MLA (9a ed.)

Roth, Charles B. Questions and Answers on Modern Selling Techniques: A Tool Kit for All Salesmen Who Want to Make the Most of Their Selling Opportunities. Prentice-Hall, 1957.