Witt, Steven C. Biotechnology microbes and the enviroment / by Steven C. Witt. - San Francisco, California : Center for Science Information, c1990. - vi, 219 p. : ill. ; 23 cm. - Brifbook . Includes bibliographical references (p.201-206) and index. ISBN: 0912005033 Subjects--Topical Terms: Biotechnology.Bacteria. LC Class. No.: QH442 / W57 1990