APA (7th ed.) Citation

Duncan, R. (1992). Extendeing DOS: A programmers's guide to protected-mode DOS. Addison Wesley Publishing Co.

Chicago Style (17th ed.) Citation

Duncan, Ray. Extendeing DOS: A Programmers's Guide to Protected-mode DOS. Addison Wesley Publishing Co, 1992.

MLA (8th ed.) Citation

Duncan, Ray. Extendeing DOS: A Programmers's Guide to Protected-mode DOS. Addison Wesley Publishing Co, 1992.

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