एपीए उद्धरण

Passens, B., & Scholl, I. (1991). Wordperfect: Version 6.0. Prisma computer course.

शिकागो स्टाइल उद्धरण

Passens, Bernd, और Ingrid Scholl. Wordperfect: Version 6.0. London: Prisma computer course, 1991.

एमएलए उद्धरण

Passens, Bernd, और Ingrid Scholl. Wordperfect: Version 6.0. Prisma computer course, 1991.