Cita APA

Duvall, S. M. (1961). The art and skill of getting along with people. Prentice Hall Inc.

Chicago Edition Citation

Duvall, Sylvanus M. The Art and Skill of Getting Along with People. United States: Prentice Hall Inc, 1961.

Cita MLA

Duvall, Sylvanus M. The Art and Skill of Getting Along with People. Prentice Hall Inc, 1961.