APA aipamena

Clapp, J. (1974). Professional ethics and insignia. Scarecrow Press.

Chicago Style aipamena

Clapp, Jane. Professional Ethics and Insignia. Metuchen, N.J: Scarecrow Press, 1974.

MLA aipamena

Clapp, Jane. Professional Ethics and Insignia. Scarecrow Press, 1974.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.