Citazione Stile APA (7a Edizione)
(1999). <The> environmental goods and services industry: Manual for data collection and analysis. OECD.
Citazione stile Chigago Style (17a edizione)
<The> Environmental Goods and Services Industry: Manual for Data Collection and Analysis. Paris: OECD, 1999.
Citatione MLA (9a ed.)
<The> Environmental Goods and Services Industry: Manual for Data Collection and Analysis. OECD, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.