000 00364nam a2200145Ia 4500
008 170101s1970 xx 000 0 und d
041 _aEnglish
082 _aGN330.1 SH 18W
100 _aV SHANMUGASUNDARAM
245 4 _aTHE DRAIN THEORY
260 _aBOMBAY
_bPOPULAR PRAKASHAN
_c1970
300 _a57
_ePrint
653 _aTHE DRAIN THEORY
942 _2ddc
_cBK
999 _c348642
_d348642