000 00402nam a2200145Ia 4500
008 230711s9999||||xx |||||||||||||| ||und||
041 _aENG
082 _a621
_bRA-G
100 _aRaja Gopalan
245 0 _aGuide to simple sanitary measures for the control of enteric diseases
250 _a1st
260 _c1990
_aNew Delhi
_bUBS Publishers and Distributors Pvt.Ltd.
650 _aPhysics
942 _cBK
999 _c169
_d169