APA
Khanna B. S., Arora M. N., Pandey I. M. & Khanna B. S. (1990). Practical Costing. New Delhi: S. Chand & Company.
Chicago
Khanna B S, Arora M N, Pandey I M and Khanna B S. 1990. Practical Costing. New Delhi: S. Chand & Company.
Harvard
Khanna B. S., Arora M. N., Pandey I. M. and Khanna B. S. (1990). Practical Costing. New Delhi: S. Chand & Company.
MLA
Khanna B S, Arora M N, Pandey I M and Khanna B S. Practical Costing. New Delhi: S. Chand & Company. 1990.