APA (7e ed.) Bronvermelding

Greer, A. (1992). A complete GCSE mathematics: Higher course (3rd ed.). Stanley Thornes.

Chicago (17e ed.) Bronvermelding

Greer, A. A Complete GCSE Mathematics: Higher Course. 3rd ed. London: Stanley Thornes, 1992.

MLA (9e ed.) Bronvermelding

Greer, A. A Complete GCSE Mathematics: Higher Course. 3rd ed. Stanley Thornes, 1992.

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