Dyfyniad APA

Merrin, R. (1993). WordPerfect 6 for DOS Instant Reference. Singapore: Tech Publications.

Dyfyniad Arddull Chicago

Merrin, Robin. WordPerfect 6 for DOS Instant Reference. Singapore: Tech Publications, 1993.

Dyfyniad MLA

Merrin, Robin. WordPerfect 6 for DOS Instant Reference. Singapore: Tech Publications, 1993.

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