Miller G. Tyler (George Tyler) 1931- Environmental Science : Working With The Earth / G. Tyler Miller Jr. - 7th ed. - Belmont Calif. : Wadsworth Publishing Company 1999. - XIX 566 P. : ILL. (SOME COL.) MAPS (SOME COL.) 29 CM. - Wadsworth Biology Series 0 . ENG ISBN: 0534535410 (Hbk)