000
00257nam a2200109 4500
999
_c
133130
_d
133130
082
_a
630.715 RAY-E
100
_a
Ray G.L.
245
_a
Extension Communication and Management
260
_a
Ludhiana
_b
Kalyani
_c
2019
300
_a
382
942
_2
ddc
_c
BK
_0
22