Dyfyniad APA

Case, D., & Doug Case. (1994). English puzzles 1: Teacher's resource book. Oxford: Hememann.

Dyfyniad Arddull Chicago

Case, Doug, và Doug Case. English Puzzles 1: Teacher's Resource Book. Oxford: Hememann, 1994.

Dyfyniad MLA

Case, Doug, và Doug Case. English Puzzles 1: Teacher's Resource Book. Oxford: Hememann, 1994.

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