000
00277nam a2200109Ia 4500
008
131017s9999 xx 000 0 und d
082
_a
671.3 GRA/S
245
_a
Padartha Pareshodanayum Pareeshanagalum
260
_b
KERALA BHASHA INSTITUTE
650
_a
chemistry
942
_c
BK
999
_c
29055
_d
29055