00312nam a2200109 a 450000500170000008200170001710000060003411000580004024500730009826000160017130000150018720251203091037.0  a621,bD, com  d_  aIndia, Department of Scientific & Industrial Research  aCompendium on in-house R & D centres: Chemical and Allied industires  aDelhic1988  a331p, 24cm