- Author: Vidya Dhar Mahajan
- Language: English
- Year: 1967
- Author: V.K. Mehta Rohit Mehta
- Language: English
- Author: R. S. Khurmi and J. K. Gupta
- Language: English
- Year: 2011
- Author: Er. R.K. Dhawan
- Language: English
- Year: 2011
- Author: Dr. Sadhu Singh
- Language: English
- Year: 2010
- Author: Dr. Sadhu Singh
- Language: English
- Year: 2012
- Author: Dr. Sadhu Singh
- Language: English
- Year: 2015
- Author: P.C. Tulsian and Bharat Tulsian
- Language: English
- Year: 2012
- Author: R.K. Rajput
- Language: English
- Year: 2014