APA aipamena

Hayden. (1956). Mastering AMERICAN ENGLISH A Handbook-Workbook of Essentials. Prentice-hall.

Chicago Style aipamena

Hayden. Mastering AMERICAN ENGLISH A Handbook-Workbook of Essentials. Prentice-hall, 1956.

MLA aipamena

Hayden. Mastering AMERICAN ENGLISH A Handbook-Workbook of Essentials. Prentice-hall, 1956.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.