APA (7th ed.) Citation

Campbell, M. (1994). Dos answer: Certified tech support. Osborne McGraw-Hill.

Chicago Style (17th ed.) Citation

Campbell, Mary. Dos Answer: Certified Tech Support. Berkeley: Osborne McGraw-Hill, 1994.

MLA (9th ed.) Citation

Campbell, Mary. Dos Answer: Certified Tech Support. Osborne McGraw-Hill, 1994.