Dyfyniad APA

Elbaum, S. N. (2010). Grammar in context, level 3 student edition (5th ed.). Heinle, Cengage Learning.

Dyfyniad Arddull Chicago

Elbaum, Sandra N. Grammar in Context, Level 3 Student Edition. 5th ed. Australia: Heinle, Cengage Learning, 2010.

Dyfyniad MLA

Elbaum, Sandra N. Grammar in Context, Level 3 Student Edition. 5th ed. Heinle, Cengage Learning, 2010.

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