000
00299nam a2200121Ia 4500
001
194770
008
170722s9999 xx 000 0 und d
245
_a
PSC Q&A smart file /
260
_a
Thiruvananthapuram :
_b
VETO ,
_c
2017.
300
_a
1278 p.
923
_d
20170113
_n
MBC-1461/1
942
_c
REF
999
_c
156121
_d
156121