Chopra, R. (1990). Office management/7e (7th ed.). Himalaya Publishing House.
Chicago Edition CitationChopra, R.K. Office Management/7e. 7th ed. Bombay: Himalaya Publishing House, 1990.
Cita MLAChopra, R.K. Office Management/7e. 7th ed. Himalaya Publishing House, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.