000
00284nam a2200121Ia 4500
008
160921s9999 xx 000 0 und d
082
_a
863.16.11
100
_a
Dr. S P KULSHRESTHA
245
_a
TEACHING OF PHYSICAL SCIENCE
260
_b
R LALL
_c
2009
300
_a
242
942
_c
BK
999
_c
31321
_d
31321