APA (7th ed.) Citation

Harvey, G., & Nelson, K. Y. (1988). Dos instant reference. Sybex.

Chicago Style (17th ed.) Citation

Harvey, Greg, and Kay Yarborough Nelson. Dos Instant Reference. San Francisco u.a: Sybex, 1988.

MLA (9th ed.) Citation

Harvey, Greg, and Kay Yarborough Nelson. Dos Instant Reference. Sybex, 1988.

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