Singh, Ashok Kumar.
Science and technology for civil services examinations / Ashok Kumar Singh. - / . - New Delhi : McGraw Hill Education (India) , 2008, rep. 2014. - 646p. : figs. ; 21cm .
includes glossary and appendix
9780070655485 RS375.00
SCIENCE AND TECHNOLOGY TECHNOLOGY
600 / SIN/S
Science and technology for civil services examinations / Ashok Kumar Singh. - / . - New Delhi : McGraw Hill Education (India) , 2008, rep. 2014. - 646p. : figs. ; 21cm .
includes glossary and appendix
9780070655485 RS375.00
SCIENCE AND TECHNOLOGY TECHNOLOGY
600 / SIN/S