Chand, Tara.
Tata McGraw-Hill`s:General studies manual:For UPSC civil services preliminary examination 1997 / coordinated by Tara Chand. - 1st ed / - New Delhi : Tata McGraw-Hill Publishing Company Limited. - xxviii,A1-K108p :
0-07463132-2
Universe of Knowledge
1k44,N97 / N7;1
Tata McGraw-Hill`s:General studies manual:For UPSC civil services preliminary examination 1997 / coordinated by Tara Chand. - 1st ed / - New Delhi : Tata McGraw-Hill Publishing Company Limited. - xxviii,A1-K108p :
0-07463132-2
Universe of Knowledge
1k44,N97 / N7;1