Awards for improving the coastal environment : the example of the blue flag.
1996
详细记录
符号***
标题Awards for improving the coastal environment : the example of the blue flag.
索书号
UNEP(02)/A8
日期Paris : Madrid : Copenhagen : UNEP ; WTO ; Foundation for Environmental Education in Europe, [1996]
描述
50 p. : ill, chart,
国际标准图书编号/国际标准期刊编号
9280716255