00426nam a2200169Ia 4500003000400000005001700004008004100021020001800062040000700080041000800087082001600095100004600111245002800157260004200185300001600227365001300243OSt20230401123416.0210423s2009    xx            000 0 und d  a9788120337299  cAL  aeng  a658.45 DEBS  aDEBASISH (Sathya Swaroop);DAS (Bhagaban).  aBusiness communication.  aNew DelhibPHI Learning Pvt Ltdc2009  axiv,331bPB  b250cINR