TY - BOOK AU - Emerson,William S. TI - Guide to the chemical industry: technology,R&D,marketing and employment SN - 0894645986 AV - TP145 .E46 1991 PY - 1991/// CY - Malabar PB - Krıeger KW - Chemistry, Technical KW - Chemical industry N1 - Includes bibliographical references and index ER -