Dyfyniad APA

Hornby, A. (1991). Guide to Patterns and Usage in English. Oxford: Oxford University Press.

Dyfyniad Arddull Chicago

Hornby, A.s. Guide to Patterns and Usage in English. Oxford: Oxford University Press, 1991.

Dyfyniad MLA

Hornby, A.s. Guide to Patterns and Usage in English. Oxford: Oxford University Press, 1991.

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