00522nam a22001577a 4500 20220701011048.0 210411b ||||| |||| 00| 0 eng d BD-DhIUB BD-DhIUB BD-DhIUB 22 3880 Unesco. Spines Thesaurus : a controlled and structured vocabulary for information processing in the field of science and technology for development / Unesco . Paris : Unesco , 1988 . 709 p. : 3880 Unesco. ddc BK 24632 24591 0 0 ddc Vol. 1 0 1 REF IUBL IUBL REF 1992-09-20 GIFT 000073 2021-04-11 00:00:00 2021-04-11 BK 0 0 ddc Vol. 2 0 1 REF IUBL IUBL REF 1992-09-20 GIFT 0 000074 2021-04-11 00:00:00 2021-04-11 BK