Dyfyniad APA

FRANK, M. (1972). Modern english: Exercises for non-native speakers .. Prentice-Hall.

Dyfyniad Arddull Chicago

FRANK, Marcella. Modern English: Exercises for Non-native Speakers .. New Jersey: Prentice-Hall, 1972.

Dyfyniad MLA

FRANK, Marcella. Modern English: Exercises for Non-native Speakers .. Prentice-Hall, 1972.

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