APA (7th ed.) Citation

Horton, T. (1986). GCSE : examining the new system / edited by Tim Horton: Examining the new system. Harper & Row.

Chicago Style (17th ed.) Citation

Horton, Tim. GCSE : Examining the New System / Edited by Tim Horton: Examining the New System. London: Harper & Row, 1986.

MLA (9th ed.) Citation

Horton, Tim. GCSE : Examining the New System / Edited by Tim Horton: Examining the New System. Harper & Row, 1986.

Warning: These citations may not always be 100% accurate.