APA aipamena

Newbrook J. Jacky & Wilson J. Judith. (2001). Gold. Proficiency: Coursebook. Harlow, Longman, 2001.

Chicago Style aipamena

Newbrook J. Jacky and Wilson J. Judith. Gold. Proficiency: Coursebook. Harlow, Longman, 2001, 2001.

MLA aipamena

Newbrook J. Jacky and Wilson J. Judith. Gold. Proficiency: Coursebook. Harlow, Longman, 2001, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.