Dyfyniad APA

Swick, E. (2011). English pronouns and prepositions (Second edition.). McGraw-Hill.

Dyfyniad Arddull Chicago

Swick, Edward. English Pronouns and Prepositions. Second edition. New York: McGraw-Hill, 2011.

Dyfyniad MLA

Swick, Edward. English Pronouns and Prepositions. Second edition. McGraw-Hill, 2011.

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