000 00401nam a2200145Ia 4500
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040 _e65690
_aMAIN
041 _aEnglish
082 _a330.1 M687S
100 _aMishra, Vikas
245 4 _aThe study of product behaviour: the nature of the theoretical system of econo mics
260 _aKurukshetra
_bVishal
_c1984
300 _a161 p.
942 _cBK
999 _c41751
_d41751