TY - BOOK AU - Heritage,J. TI - Introductory microbiology / SN - 0521449774 (pbk.) U1 - 576 HER 20 PY - 1996/// CY - Cambridge, Eng. : PB - Cambridge University Press, KW - Microbiology N1 - Includes bibliographical references (p. 190-191) and index ER -