APA aipamena

Perlman, R. (1975). Consumers and social services. Wiley.

Chicago Style aipamena

Perlman, Robert. Consumers and Social Services. New York: Wiley, 1975.

MLA aipamena

Perlman, Robert. Consumers and Social Services. Wiley, 1975.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.