APA aipamena

Sharpe, P. J. (2003). Pass key to the TOEFL. Nxb Trẻ.

Chicago Style aipamena

Sharpe, Pamela J. Pass Key to the TOEFL. Nxb Trẻ, 2003.

MLA aipamena

Sharpe, Pamela J. Pass Key to the TOEFL. Nxb Trẻ, 2003.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.