Gessford, J. E. (1980). Modern information systems: Designed for decision support. Addison-Wesley Pub. Co..
芝加哥风格引文Gessford, John Evans. Modern Information Systems: Designed for Decision Support. Reading, Mass.: Addison-Wesley Pub. Co., 1980.
MLA引文Gessford, John Evans. Modern Information Systems: Designed for Decision Support. Addison-Wesley Pub. Co., 1980.
警告：这些引文格式不一定是100％准确.