Gaya APA

A Laboratory Text in Microcomputers and Applications : Featuring DOS, WordPerfect 4.2, VP-Planner Plus, and dBASE III PLUS. (1990). CANADA: D.C. Heath and Company.

Gaya MLA

A Laboratory Text in Microcomputers and Applications : Featuring DOS, WordPerfect 4.2, VP-Planner Plus, and dBASE III PLUS. . CANADA: D.C. Heath and Company, 1990. Text.