000 00315nam a2200121 4500
020 _a9789350535332
082 _a539.7
_bVAI/I
100 _aVaishali A Pathak
245 _aIntroduction to radio activity and radioactive decay
260 _aNewdelhi
_bCyber Tech publication
_c2017
300 _a208 p.
942 _cBK
999 _c59927
_d59927