00742cam a2200241u 4500 10291367 BD-DhUL 20140808165646.0 821020s1959 fr b 000 0 eng 59003942 DLC CarP DLC BD-DhUL LB5 .U37 no. 31 016.6 UNI Unesco. An international bibliography of technical and vocational education. [Paris, 1959] 72 p. 28 cm. Vocational education Bibliography. Technical education Bibliography. Its Educational studies and documents, no. 31. [from old catalog] 0 cbc premunv u ncip 19 y-gencatlg ddc BK 1519 1519 0 0 ddc 0 016_600000000000000_UNI 0 NFIC 2517 DUSL DUSL GEN 2014-08-08 Purchased 016.6 UNI A36119 2014-08-08 1 2014-08-08 BK