Παραπομπή APA

Sidney, E., & Brown, M. A. (1973). Skills with People: A Guide for Managers. Hutchinston.

Παραπομπή Chicago Style

Sidney, Elizabeth, και Margret Argyle Brown. Skills with People: A Guide for Managers. London: Hutchinston, 1973.

Παραπομπή MLA

Sidney, Elizabeth, και Margret Argyle Brown. Skills with People: A Guide for Managers. Hutchinston, 1973.