Cita APA (7th ed.)

Rahman, M. (1992). WordPerfect 5.1. Systech Publications.

Cita Chicago (17th ed.)

Rahman, Mahbubur. WordPerfect 5.1. Dhaka: Systech Publications, 1992.

Cita MLA (9th ed.)

Rahman, Mahbubur. WordPerfect 5.1. Systech Publications, 1992.