International Business Machines Corporation. (1987). DisplayWrite 3. IBM Corp..
Chicagoスタイル(17版)引用形式International Business Machines Corporation. DisplayWrite 3. [White Plains, NY: IBM Corp., 1987.
MLA(9版)引用形式International Business Machines Corporation. DisplayWrite 3. IBM Corp., 1987.
警告: この引用は必ずしも正確ではありません.