Dyfyniad APA

Hayden, R. E. (1956). Mastering American English: A handbook-workbook of essentials. Prentice-Hall.

Dyfyniad Arddull Chicago

Hayden, Rebecca E. Mastering American English: A Handbook-workbook of Essentials. Englewood Cliffs, N. J: Prentice-Hall, 1956.

Dyfyniad MLA

Hayden, Rebecca E. 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.