TY - BOOK AU - Volk, Wesley A. AU - Wheeler, Margaret F., ED - ED - ED - ED - SN - 9710849573 (paperback) SN - 2 PY - 1988///;copyright 1988.46 CY - Manila PB - National Book Store KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Microbiology N1 - Reprint. Originally published: New York : Harper & Row, ©1988; Includes bibliographies and index; 5 ER -