Harvesting one hundredfold : key concepts and case studies in environmental education / by Donella H. Meadows.
1989
详细记录
符号***
标题Harvesting one hundredfold : key concepts and case studies in environmental education / by Donella H. Meadows.
索书号
UNEP(02)/M3
日期Nairobi : UNEP, 1989.
描述
vii, 62 p. : chart.