000
00272nam a2200121Ia 4500
008
220201s9999 xx 000 0 eng d
082
_a
658
_b
TYA
100
_a
Tyagi, M.P.
245
0
_a
Anusandhan Padhatiya
260
_b
Sanjay Publications
300
_a
256
942
_2
ddc
999
_c
7489
_d
7489