TY - BOOK ED - Society for Experimental Biology ( TI - Symbiosis: Society for Experimental Biology T2 - Symposia - Society for Experimental Biology ; no. 29 SN - 052120819X U1 - 577.85 23 PY - 1975/// CY - Cambridge, New York PB - Cambridge University Press KW - Symbiosis KW - Congresses N1 - Contributions to a symposium held by the Society for Experimental Biology at the University of Bristol; Includes bibliographies and indexes ER -