Microbiology / Cynthia Friend Norton. Norton, Cynthia Friend, 1940- Microbiology. QR41.2 .N67 576 19 N883m Includes bibliographical references and index Reading, Mass. : Addison-Wesley, c1981. c1981. 1981 Text xvi, 901 p., [2] leaves of plates : eng Addison-Wesley series in the life sciences