Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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