APA (7th ed.) Citation

Vollmer, H. M. (1966). Professionalization. Prentice-Hall.

Chicago Style (17th ed.) Citation

Vollmer, Howard M. Professionalization. Englewood Cliffs, N.J: Prentice-Hall, 1966.

MLA (9th ed.) Citation

Vollmer, Howard M. Professionalization. Prentice-Hall, 1966.

Warning: These citations may not always be 100% accurate.