Dyfyniad APA
Sullivan, D. (1988). Computers today (2nd ed.). Houghton.
Dyfyniad Arddull Chicago
Sullivan, David. Computers Today. 2nd ed. Dallas: Houghton, 1988.
Dyfyniad MLA
Sullivan, David. Computers Today. 2nd ed. Houghton, 1988.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.