N. K. Sharma, . (2001). Practical Costing. Jaipur: Shree Niwas Pub.
N. K. Sharma, . 2001. Practical Costing. Jaipur: Shree Niwas Pub.
N. K. Sharma, . Practical Costing. Jaipur: Shree Niwas Pub. 2001.