Elms, A. (1991). Wordperfect. Hodder and Stoughton.
Chicagoスタイル(17版)引用形式Elms, Ann. Wordperfect. Kent: Hodder and Stoughton, 1991.
MLA(9版)引用形式Elms, Ann. Wordperfect. Hodder and Stoughton, 1991.
警告: この引用は必ずしも正確ではありません.
APA(7版)引用形式