Cita APA (7th ed.)

Uddin, A. (1992). WordPerfect 5.1. Suma Publication.

Cita Chicago (17th ed.)

Uddin, Akhter. WordPerfect 5.1. Dhaka: Suma Publication, 1992.

Cita MLA (9th ed.)

Uddin, Akhter. WordPerfect 5.1. Suma Publication, 1992.