sarma, Akkaraju . Approaches to paleoecology / by Akkaraju sarma. - Dubugue : WM.C.Brown , 1977. - 56p. : ills. figs ,pictures ; 24cm . Includes index and glossary ISBN: 0697075478 NULL Subjects--Index Terms: PALEOZOOLOGY Dewey Class. No.: 560 / SAR/A