Chugh, Sunil.
Quick maths Sunil Chugh. - New Delhi : Rupa Publications India Pvt. Ltd. c2011. - 156 pages ; 20 cm. - Speed math series. .
9788129118301
Mathematics -- Problems, exercises, etc.
Mathematics.
Res. 510.76 C55938q 2011
Quick maths Sunil Chugh. - New Delhi : Rupa Publications India Pvt. Ltd. c2011. - 156 pages ; 20 cm. - Speed math series. .
9788129118301
Mathematics -- Problems, exercises, etc.
Mathematics.
Res. 510.76 C55938q 2011