Spence, J. W., & Windsor, J. C. (1987). Microcomputers in business: WordStar, dBase II and III, and Lotus 1-2-3. Times Mirror/Mosby College Pub.
Citazione stile Chigago Style (17a edizione)Spence, J. Wayne, e John C. Windsor. Microcomputers in Business: WordStar, DBase II and III, and Lotus 1-2-3. St. Louis: Times Mirror/Mosby College Pub, 1987.
Citatione MLA (9a ed.)Spence, J. Wayne, e John C. Windsor. Microcomputers in Business: WordStar, DBase II and III, and Lotus 1-2-3. Times Mirror/Mosby College Pub, 1987.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.