Novacek, Michael Terra: Our 100 - million - year - old ecosystem- and the threats that now put it at risk/ Michael Novacek - New York: Farrar Straus and Giroux, 2007. - 451 p. ISBN: 9780374273255 Subjects--Topical Terms: evolúció emberi lét -- környezeti hatás paleontológia Dewey Class. No.: 576.84 / NOV/T