000 00370nam a22001217a 4500
999 _c504272
_d504272
005 20180809131538.0
008 180809b ||||| |||| 00| 0 eng d
040 _c
245 _aPhysical systems modelling and analysis of social service systems: thesis
_bby Baokar, P.K.
260 _aDelhi
_bIndian Institute of Technology
_c1975
300 _a170p+
942 _2ddc
_cGG