00415nam a22001097a 4500008004100000040005500041080001200096245009800108260007700206300001000283650001200293230609b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a62 bN3  a101 environment friendly technologies c/ Asian and Pacific Centre for Transfer of Technology  aNew Delhi: bAsian and Pacific Centre for Transfer of Technology, c1993  a201p.  aScience