J.P. Tewari 
Adavance in microbial biotechnology 
 - New Delhi  A.P.H. Publishing Corporation  1999 
 - 567p 
J.P. Tewari; T.N. Lakhanpal; Jagjit Singh & Gupta Gupta: Adavance in microbial biotechnology.  New Delhi.  A.P.H. Publishing Corporation, 1999. 81-7648-078-9--(576TEW)   
ENGLISH 
81-7648-078-9 
576  / TEW