Tohutoro APA (7th ed.)

Napier, R. W. (1981). Groups: Theory and experience (2nd.ed.). Houghton Mifflin.

Tohutoru Kātū Chicago (17th ed.)

Napier, Rodney W. Groups: Theory and Experience. 2nd.ed. Boston: Houghton Mifflin, 1981.

Tohutoro MLA (9th ed.)

Napier, Rodney W. Groups: Theory and Experience. 2nd.ed. Houghton Mifflin, 1981.