00958cam a2200265 4500 BD-DhUL 20170619093249.0 711105t19701955ctu 000 0 eng 71088961 0837131545 DLC DLC DLC BD-DhUL 382 UNT Unesco. Division of Free Flow of Information. Trade barriers to knowledge : a manual of regulations affecting educational, scientific and cultural materials / New and rev. ed. Westport, Conn. : Greenwood Press, c1955. 364 p. ; 24 cm. "Information on tariff and trade regulations was compiled by the Intelligence Unit of The Economist, London." Tariff Law and legislation. Foreign trade regulation. Cultural relations. 7 cbc orignew 2 opcn 19 y-gencatlg ddc REF Reclass 209507 209507 0 0 ddc 0 382_000000000000000_UNT 1 REF 346938 DUL DUL REF 2017-06-19 Purchased 382 UNT A12347 2017-06-19 1 2017-06-19 REF 0 0 ddc 0 382_000000000000000_UNT 1 REF 346939 DUL DUL RC 2017-06-19 Purchased 382 UNT A19769 2017-06-19 2 2017-06-19 REF