APA (7th ed.) Citation

Beck, R. C. (1978). Motivation: Theories and principles. Prentice-Hall.

Chicago Style (17th ed.) Citation

Beck, Robert C. Motivation: Theories and Principles. Englewood Cliffs, N.J: Prentice-Hall, 1978.

MLA (9th ed.) Citation

Beck, Robert C. Motivation: Theories and Principles. Prentice-Hall, 1978.