APA aipamena

Strunk, W. (2007). The elements of style. Penguin Books, USA.

Chicago Style aipamena

Strunk, Wiliam. The Elements of Style. Penguin Books, USA, 2007.

MLA aipamena

Strunk, Wiliam. The Elements of Style. Penguin Books, USA, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.