Spines thesaurus : a controlled and structured vocabulary for information processing in the field of science and technology for development. - Paris : Unesco, c 1988. - Vols. ; 30 cm. - Science policy studies and documents ; . V. 1-- ; 337 337 ISBN: 92-3-102257-1 Subjects--Topical Terms: Thesaurus. Dewey Class. No.: 503 / U3s