Our planet : the magazine of the United Nations Environment Programme, v. 1, no. 4, 1989.
1989
详细记录
符号***
标题Our planet : the magazine of the United Nations Environment Programme, v. 1, no. 4, 1989.
索书号
UNEP(05)/O8/v.1:4
日期Nairobi : UNEP Information and Public Affairs, [1989]
描述
15 p. : ill.
国际标准图书编号/国际标准期刊编号
1013-7394