APA (7th ed.) Citation

Bradley. (1999). Computer Science for Advanced Level (4th ed.). Nelson Thornes Ltd.

Chicago Style (17th ed.) Citation

Bradley. Computer Science for Advanced Level. 4th ed. Cheltenham: Nelson Thornes Ltd, 1999.

MLA (9th ed.) Citation

Bradley. Computer Science for Advanced Level. 4th ed. Nelson Thornes Ltd, 1999.