APA-referens (7:e uppl.)

Day, J. (1986). Microcomputers in business: Spreadsheet, word processing, and database management systems. Scott, Foresman and Company.

Chicago-referens (17:e uppl.)

Day, John. Microcomputers in Business: Spreadsheet, Word Processing, and Database Management Systems. Glenview, Illinoi: Scott, Foresman and Company, 1986.

MLA-referens (9:e uppl.)

Day, John. Microcomputers in Business: Spreadsheet, Word Processing, and Database Management Systems. Scott, Foresman and Company, 1986.