Cita APA (7th ed.)
Neibauer, A. R. (1988). The ABC's of WordPerfect 5. Sybex.
Cita Chicago (17th ed.)
Neibauer, Alan R. The ABC's of WordPerfect 5. London: Sybex, 1988.
Cita MLA (9th ed.)
Neibauer, Alan R. The ABC's of WordPerfect 5. Sybex, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.