00286nam a2200109Ia 4500008004100000082002100041100001800062245003200080250001200112260004400124300000800168240913s9999||||xx |||||||||||||| ||und||  aGS    579  CHA/A  aP Chakraborty 2aA Text book of Microbiology  a1st Ed.  bNew Central Book AgencyaCalcuttac1995  a627