APA aipamena

Whitcut,Janet. (1998). Better wordpower. Oxford University press.

Chicago Style aipamena

Whitcut,Janet. Better Wordpower. Oxford: Oxford University press, 1998.

MLA aipamena

Whitcut,Janet. Better Wordpower. Oxford University press, 1998.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.