एपीए उद्धरण

Khanna, B. S. a. . e. a. (2010). Practical Costing.

शिकागो स्टाइल उद्धरण

Khanna, B S and et al. Practical Costing. S Chand & Co. Pvt. Ltd., New Delhi, 2010.

एमएलए उद्धरण

Khanna, B S and et al. Practical Costing. 2010.