APA Edition Citation

Holroyd G. (1968). Computer based information retrieval systems. Clive Bingley.

Chicago Edition Citation

Holroyd G. Computer Based Information Retrieval Systems. London: Clive Bingley, 1968.

MLA Edition Citation

Holroyd G. Computer Based Information Retrieval Systems. Clive Bingley, 1968.

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