000
00250nam a2200109Ia 4500
008
160921s9999 xx 000 0 und d
100
_a
PRATAP NARESH
245
_a
TEACHING OF MATHEMATICS
260
_b
R.LAL PUB.
_c
2008
300
_a
190
942
_c
BK
999
_c
31776
_d
31776