APA (7th ed.) Citation

Pye, C. (1988). What is OSI? (1. publ.). NCC Publ.

Chicago Style (17th ed.) Citation

Pye, Colin. What Is OSI? 1. publ. Manchester: NCC Publ, 1988.

MLA (9th ed.) Citation

Pye, Colin. What Is OSI? 1. publ. NCC Publ, 1988.

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