Dyfyniad APA

(1992). A university course in English grammar / Angela Downing, Philip Locke. Redwood.

Dyfyniad Arddull Chicago

A University Course in English Grammar / Angela Downing, Philip Locke. Redwood, 1992.

Dyfyniad MLA

A University Course in English Grammar / Angela Downing, Philip Locke. Redwood, 1992.

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