000
00254nam a2200097Ia 4500
008
160930s9999 xx 000 0 und d
100
_a
Singh, Uttam Kumar and Nayak, A.K.
245
_a
Modern Education
260
_a
New Delhi
_b
Commonwealth Pub.
942
_c
BK
999
_c
4154
_d
4154