Dyfyniad APA

L R. H Chapman. (1978). English grammar and exercises; T1. London: Longman.

Dyfyniad Arddull Chicago

L R. H Chapman. English Grammar and Exercises; T1. London: Longman, 1978.

Dyfyniad MLA

L R. H Chapman. English Grammar and Exercises; T1. London: Longman, 1978.

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