Dyfyniad APA

Wyatt, A., Sheldon, J., & Nameroff, S. (1993). WordPerfect 6: The complete reference. Osborne McGraw-Hill.

Dyfyniad Arddull Chicago

Wyatt, Allen, Jim Sheldon, and Steven Nameroff. WordPerfect 6: The Complete Reference. Berkeley: Osborne McGraw-Hill, 1993.

Dyfyniad MLA

Wyatt, Allen, et al. WordPerfect 6: The Complete Reference. Osborne McGraw-Hill, 1993.

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