000 00357nam a2200145Ia 4500
008 170519s9999 xx 000 0 und d
041 _aBengali
082 _a530.4/ROY/PAD
100 _aD. P. ROYCHOWDHURY
245 _aPADARTHER DHARMA
260 _bPACHIMBANGA RAJYA PUSTAK PARSAD
_aKOLKATA
_c1972
300 _c556P
650 _aPHYSICS
942 _cBK
999 _c97942
_d97942