APA (7th ed.) Citation

Roy, W. (1986). The new examination system - GCSE / Walter Roy. Croom Helm.

Chicago Style (17th ed.) Citation

Roy, Walter. The New Examination System - GCSE / Walter Roy. London: Croom Helm, 1986.

MLA (9th ed.) Citation

Roy, Walter. The New Examination System - GCSE / Walter Roy. Croom Helm, 1986.

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