Passens, B., & Scholl, I. (1991). Wordperfect: Version 6.0. Prisma computer course.
シカゴスタイル引用形Passens, Bernd, , Ingrid Scholl. Wordperfect: Version 6.0. London: Prisma computer course, 1991.
MLA引用形式Passens, Bernd, , Ingrid Scholl. Wordperfect: Version 6.0. Prisma computer course, 1991.
警告: この引用は必ずしも正確ではありません.