APA Citation

Leadbetter, C., & Blackford, R. P. Cambrigde International AS an A Level Computing: Coursebook.

Chicago Style Citation

Leadbetter, Chris, and Roger Piper Blackford. Cambrigde International AS an A Level Computing: Coursebook.

MLA Citation

Leadbetter, Chris, and Roger Piper Blackford. Cambrigde International AS an A Level Computing: Coursebook.

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