000 00206nam a2200097Ia 4500
100 _aAGGARWAL, S.D.
245 _aAPPLIED MECHANICS
260 _aLUDHIANA
_bGENCO PUB.
_c1961
300 _a474
942 _2ddc
_cB
999 _c29671
_d29671