APA (7e ed.) Bronvermelding

Naylor H. Helen & Murphy R. Raymond. (1996). Essential Grammar in Use Supplementary Exercises: With answers. Cambridge, Cambridge University Press, 1996.

Chicago (17e ed.) Bronvermelding

Naylor H. Helen en Murphy R. Raymond. Essential Grammar in Use Supplementary Exercises: With Answers. Cambridge, Cambridge University Press, 1996, 1996.

MLA (9e ed.) Bronvermelding

Naylor H. Helen en Murphy R. Raymond. Essential Grammar in Use Supplementary Exercises: With Answers. Cambridge, Cambridge University Press, 1996, 1996.

Let op: Deze citaties zijn niet altijd 100% accuraat.