APA (7th ed.) Citation

Dowdy, L., & Lowery, C. (1993). P.S. to operating systems. Prentice Hall International.

Chicago Style (17th ed.) Citation

Dowdy, Larry, and Craig Lowery. P.S. to Operating Systems. Englewood Cliffs, NJ: Prentice Hall International, 1993.

MLA (9th ed.) Citation

Dowdy, Larry, and Craig Lowery. P.S. to Operating Systems. Prentice Hall International, 1993.