000
00257nam a2200097Ia 4500
008
220322s9999 xx 000 0 und d
041
_a
eng
082
_a
530/SIN
100
_a
SINHA M.P.(DR
_9
202180
245
_a
UPKAR'S CSIR-UGC NET/JRF/SET PHYSICAL SCIENCES
999
_c
210061
_d
210061