Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.