00430nam a22001337a 4500008004100000020001500041050002000056100002700076245006400103260003500167300003200202650003900234650002300273151006b        xxu||||| |||| 00| 0 eng d  a0534012786  aS 936 .M54 1989  aMiller, Tyler G.d1989  aResource Conservation and Management/cG. Tyler Miller Jr.:  aCalifornia:bWadsworth,c1989.  axxiii,582p.:bIll. ;c28cm.  aConservation of natural resources.  aNatural resources.