000
00338nam a2200145Ia 4500
003
PTTI
005
20251207204947.0
008
251207s9999 xx 000 0 und d
020
_c
140
040
_a
PTTI
245
0
_a
knowledge and
_c
AMAL SHANKAR MITRA
260
_b
Rita pub.
_a
Kolkata
_c
May 2026-17
300
_a
256
_b
PBK
942
_c
BED
999
_c
1669
_d
1669