MARC 主機 00000nam 2200000 a 4500 001 LC89184537 008 940225s1988 bu a b 000 bul 010 89184537 040 DLC|cDLC|dDLC 043 e-bu--- 050 4 GF28.B9|bF67 1988 245 00 Formi i metodi za usŭvŭrshenstvane na ekologichnoto obrazovanie /|c[sŭstaviteli Zdravka Kostova, Lalka ︠I︡Aneva, Atanaska Sofronieva]. 260 Sofi︠i︡a :|b[s.n.],|c1988. 300 213 p :|bill ;|c20 cm. 500 At head of title: Ministerstvo na narodnata prosveta. Nauchnoizsledovatelski institut po obshto obrazovanie "Akad. T. Samodumov." ONS, Upravlenie "Narodna prosveta"-- Plovdiv. 504 Includes bibliographical references. 650 0 Environmental education|zBulgaria. 650 0 Human ecology|xStudy and teaching|zBulgaria. 700 1 Kostova, Zdravka. 700 1 ︠I︡Aneva, Lalka. 700 1 Sofronieva, Atanaska. 710 1 Plovdivski okrŭg (Bulgaria).|bUpravlenie "Narodna prosveta.". 710 2 Nauchnoizledovatelski institut po obshto obrazovanie "T. Samodumov.".
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