Cita APA (7th ed.)
(2000). Valuing rural amenities. OECD.
Cita Chicago (17th ed.)
Valuing Rural Amenities. Paris, Cedex, France: OECD, 2000.
Cita MLA (9th ed.)
Valuing Rural Amenities. OECD, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.