APA (7th ed.) Citation

Townsend, B. J. (1985). File handling on the BBC Microcomputer. Macmillan.

Chicago Style (17th ed.) Citation

Townsend, Brian J. File Handling on the BBC Microcomputer. London: Macmillan, 1985.

MLA (9th ed.) Citation

Townsend, Brian J. File Handling on the BBC Microcomputer. Macmillan, 1985.