657,998 BIBLIOGRAPHIC Bibliographic Bulletin oL the Clearinghouse at IINTE /Instytut Informacji Naukowej, Technicznej i Ekonomicznej/. Supplement 1974 The holdings and bibliographic and technical thesauri,descriptor.key-word, subject-heading lists,classification schedules and other means of information retrieval in languages other than English. Oprac. K. Gródecka, A. Tołwińska. Warszawa 1975 Institute for Scientific, Technical and Economic Information 8° s. 34.