APA (7th ed.) Citation

Sexton, C. (1995). Beyond the mainframe: A guide to open computer systems. Butterworth-Heinemann.

Chicago Style (17th ed.) Citation

Sexton, Conor. Beyond the Mainframe: A Guide to Open Computer Systems. Oxford: Butterworth-Heinemann, 1995.

MLA (9th ed.) Citation

Sexton, Conor. Beyond the Mainframe: A Guide to Open Computer Systems. Butterworth-Heinemann, 1995.

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