Cita APA (7th ed.)

Simpson, A. (1993). Mastering Wordperfect 6 for DOS. BPB Publications.

Cita Chicago (17th ed.)

Simpson, Alan. Mastering Wordperfect 6 for DOS. New Delhi: BPB Publications, 1993.

Cita MLA (9th ed.)

Simpson, Alan. Mastering Wordperfect 6 for DOS. BPB Publications, 1993.