000 00248nam a2200097Ia 4500
008 180322s9999 xx 000 0 und d
082 _a630.715RAY
100 _aRay G.L.
245 0 _aExtension communication and management
260 _b"Naya Prakash, Calcutte"
260 _c2001
999 _c358798
_d358798