APA (7th ed.) Citation

Robey, R. W. (1938). Purchasing power: An introduction to qualitative credit control based on the theories of Stephen A. Colwell. Prentice-Hall, inc..

Chicago Style (17th ed.) Citation

Robey, Ralph West. Purchasing Power: An Introduction to Qualitative Credit Control Based on the Theories of Stephen A. Colwell. New York: Prentice-Hall, inc., 1938.

MLA (9th ed.) Citation

Robey, Ralph West. Purchasing Power: An Introduction to Qualitative Credit Control Based on the Theories of Stephen A. Colwell. Prentice-Hall, inc., 1938.