Davis, Elisabeth B., 1932- Guide to information sources in the botanical sciences / Elisabeth B. Davis and Diane Schmidt. - 2nd ed. - Englewood, Colo. : Libraries Unlimited, 1996. - 275 p. ; 24 cm. - Reference sources in science and technology. . ISBN: 1563080753 RM158.87 LCCN: 95-40605 Subjects--Topical Terms: Reference books--Botany--Bibliography.Botany--Information services--Directories.Botany--Databases--Directories.Botany--Bibliography.