APA
Khanna B. S., . (2007). Practical Costing. New Delhi: S. Chand & Company.
Chicago
Khanna B S, . 2007. Practical Costing. New Delhi: S. Chand & Company.
Harvard
Khanna B. S., . (2007). Practical Costing. New Delhi: S. Chand & Company.
MLA
Khanna B S, . Practical Costing. New Delhi: S. Chand & Company. 2007.