Citazione Stile APA (7a Edizione)

General Certificate of Secondary Education. (1990). Co-ordinated science: The Suffolk development. East Midland Regional Examination Board.

Citazione stile Chigago Style (17a edizione)

General Certificate of Secondary Education. Co-ordinated Science: The Suffolk Development. [s.l.]: East Midland Regional Examination Board, 1990.

Citatione MLA (9a ed.)

General Certificate of Secondary Education. Co-ordinated Science: The Suffolk Development. East Midland Regional Examination Board, 1990.