FAO Fiat Panis. (2003). State of the world's forest.
Cita Chicago (17th ed.)FAO Fiat Panis. State of the World's Forest. 2003.
Cita MLA (9th ed.)FAO Fiat Panis. State of the World's Forest. 2003.
Atenció: Aquestes cites poden no estar 100% correctes.