(1999). The Environmental goods and services industry: Manual for data collection and analysis. Paris: Organisation for Economic Co-operation and Development.
Chicago-стиль цитированияThe Environmental Goods and Services Industry: Manual for Data Collection and Analysis. Paris: Organisation for Economic Co-operation and Development, 1999.
MLA-цитированиеThe Environmental Goods and Services Industry: Manual for Data Collection and Analysis. Paris: Organisation for Economic Co-operation and Development, 1999.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.