Schlegel, Hans G. General microbiology / Hans G. Schlegel ; assisted by Karin Schmidt ; translated by M. Kogut. - 7th ed. - Cambridge : Cambridge University Press, 1992. - xvii, 655 p. : ill. ; 20 cm. Includes index. Includes bibliographical references. ISBN: 0521439809 (pbk.) Subjects--Topical Terms: Microbiology.Microbiology.