Cita APA (7a ed.)

Napier, R. W. (1973). Groups: Theory and experience. Houghton Mifflin.

Cita Chicago Style (17a ed.)

Napier, Rodney W. Groups: Theory and Experience. Boston: Houghton Mifflin, 1973.

Cita MLA (9a ed.)

Napier, Rodney W. Groups: Theory and Experience. Houghton Mifflin, 1973.