000
00226nam a22001097a 4500
003
OSt
100
_a
Sharma, Indra
245
_a
Teaching Methods
260
_a
Agra
_b
Agarwal Publication
_c
2015
300
_a
p.168
942
_2
ddc
_c
BK
999
_c
4720
_d
4720