APA aipamena

Polanski, N. A. (1960). Social work research. Uty. of Chicago.

Chicago Style aipamena

Polanski, Norman A. Social Work Research. Uty. of Chicago, 1960.

MLA aipamena

Polanski, Norman A. Social Work Research. Uty. of Chicago, 1960.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.