APA (7th ed.) Citation

SEXTON. (1995). Beyond the mainframe: A guide to open computer system. Butterworth-Heinemann.

Chicago Style (17th ed.) Citation

SEXTON. Beyond the Mainframe: A Guide to Open Computer System. Oxford: Butterworth-Heinemann, 1995.

MLA (8th ed.) Citation

SEXTON. Beyond the Mainframe: A Guide to Open Computer System. Butterworth-Heinemann, 1995.

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