00645nam a22001697a 4500008004100000020001800041040005500059080001500114245008100129260005000210300001600260650001200276700002400288942001200312999001700324952013400341230426b        |||||||| |||| 00| 0 eng d  a81-7100-332-X  aNational Science LibrarycNational Science Library  a502.3 bN1  aEnvironment planning, machinery and management c/ Deep & Deep Publications   aNew Delhi: bDeep & Deep Publications, c1991  aviii, 456p.  aScience  aMahajan, V S (Ed.)   2udccBK  c23760d23760  00102udc4065023_N170934862aNSLbNSLcGF/Rk-5/C-19/R-6d1991-08-24l0o502.3 N1p172236r2023-04-26 00:00:00w1991-08-24yBK