Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.