APA (7th ed.) Zitazioa

Skinner, A. S. (1979). A system of social science: Papers. Clarendon.

Chicago Style (17th ed.) Zitazioa

Skinner, Andrew S. A System of Social Science: Papers. Oxford: Clarendon, 1979.

MLA (9th ed.) Zitazioa

Skinner, Andrew S. A System of Social Science: Papers. Clarendon, 1979.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.