एपीए उद्धरण

Acerson, K. L. (1990). WordPerfect 5.1: The complete reference. Berkeley: Osborne McGraw-Hill.

शिकागो स्टाइल उद्धरण

Acerson, Karen L. WordPerfect 5.1: The Complete Reference. Berkeley: Osborne McGraw-Hill, 1990.

एमएलए उद्धरण

Acerson, Karen L. WordPerfect 5.1: The Complete Reference. Berkeley: Osborne McGraw-Hill, 1990.