000 00367nam a2200145Ia 4500
003 PTTI
005 20251207204922.0
008 251207s9999 xx 000 0 und d
020 _c130
040 _aPTTI
245 0 _ajogsikha atto bodh o bikash
_cDR. DEBASHIS PAL, DR. AHIT DAS
260 _bRita pub.
_aKolkata
_cOctober 2016-17
300 _a248
_bPBK
942 _cDELED
999 _c846
_d846