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ȯ¹ÔÆü: 1994
ʬÎà: ´Ä¶¶µ°é¤ÎÍýÏÀ¤È¼ÂÁ©
ISBN/ISSN: 4-87489-120-9 ;
« Guidelines for the Initial Preparation of Environmental Education | ¥á¥¤¥ó | ´Ä¶¶µ°é¥¬¥¤¥É¥Ö¥Ã¥¯ »
ȯ¹ÔÆü: 1994
ʬÎà: ´Ä¶¶µ°é¤ÎÍýÏÀ¤È¼ÂÁ©
ISBN/ISSN: 4-87489-120-9 ;