APA-viite (7. p.)
Erickson, F. J., & Vonk, J. A. (1994). Computers--concepts, implications, and applications with DOS 5.0, WordPerfect 5.1, Lotus 1-2-3, Release 2.4, and dBASE IV 1.5. Business and Educational Technologies.
Chicago-viite (17. p.)
Erickson, Fritz J., ja John A. Vonk. Computers--concepts, Implications, and Applications with DOS 5.0, WordPerfect 5.1, Lotus 1-2-3, Release 2.4, and DBASE IV 1.5. Dubuque, IA: Business and Educational Technologies, 1994.
MLA-viite (9. p.)
Erickson, Fritz J., ja John A. Vonk. Computers--concepts, Implications, and Applications with DOS 5.0, WordPerfect 5.1, Lotus 1-2-3, Release 2.4, and DBASE IV 1.5. Business and Educational Technologies, 1994.
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