Dunning, Jeremy. Print companion for earth matters : environmental geology CD-ROM / Jeremy Dunning, Larry Onesti. - New York : W H Freeman , 1998. - x,119p. : Ills. ; 28x22cm Floppy . NULL ISBN: 0716731010 UKP 17.95 Subjects--Index Terms: GEOLOGY Dewey Class. No.: 551 / DUN/E