Greenberg, P. J., & Greenberg, R. (1986). The complete guide to dBase III: A self-teaching guide. Wiley.
Chicago Style (17. basım) AtıfGreenberg, Philip J., ve Rita Greenberg. The Complete Guide to DBase III: A Self-teaching Guide. Nueva York: Wiley, 1986.
MLA (9th ed.) AtıfGreenberg, Philip J., ve Rita Greenberg. The Complete Guide to DBase III: A Self-teaching Guide. Wiley, 1986.
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