Postman, A. (1987). Using HAL: A guide to achievinggreater productivitywith Lotus 1-2-3's companion product. Osborne McGraw-Hill.
Chicago Style (17th ed.) CitationPostman, Andrew. Using HAL: A Guide to Achievinggreater Productivitywith Lotus 1-2-3's Companion Product. Berkley, Calif.: Osborne McGraw-Hill, 1987.
MLA (9th ed.) CitationPostman, Andrew. Using HAL: A Guide to Achievinggreater Productivitywith Lotus 1-2-3's Companion Product. Osborne McGraw-Hill, 1987.
Warning: These citations may not always be 100% accurate.