Παραπομπή APA

Organisation for Economic Co-operation and Development. (1989). Environmental policy benefits: Monetary valuation. Paris: OECD.

Παραπομπή Chicago Style

Organisation for Economic Co-operation and Development. Environmental Policy Benefits: Monetary Valuation. Paris: OECD, 1989.

Παραπομπή MLA

Organisation for Economic Co-operation and Development. Environmental Policy Benefits: Monetary Valuation. Paris: OECD, 1989.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.