00653cam a2200157 7i4500 0000007085 20080414090000.0 0840902794 TD178.5 .C36 1971 CCM information Corporation Environmental pollution : a guide to current research produced from data gathered by Science Information Exchange, Smithsonian Institution Washington, D. C.. New York: CCM information Corporation, 1971. vii, 851p.; 29cm. Pollution -- Reasearch -- Directories Smithsonian Institution. Science Information Exchange BP00000023 Book Open Shelf HQ Library