Dyfyniad APA

ASHWORTH, A., & ASHWORTH, A. (1996). Pre-contract Studies. Addison Wesley Longman.

Dyfyniad Arddull Chicago

ASHWORTH, Allan, and Allan ASHWORTH. Pre-contract Studies. Addison Wesley Longman, 1996.

Dyfyniad MLA

ASHWORTH, Allan, and Allan ASHWORTH. Pre-contract Studies. Addison Wesley Longman, 1996.

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