WORLD BANK. (2006). SUSTAINABLE LAND MANAGEMENT: CHALLENGES, OPPORTUNITIES. WORLD BANK.
Cita Chicago (17th ed.)WORLD BANK. SUSTAINABLE LAND MANAGEMENT: CHALLENGES, OPPORTUNITIES. WASHINGTON: WORLD BANK, 2006.
Cita MLA (9th ed.)WORLD BANK. SUSTAINABLE LAND MANAGEMENT: CHALLENGES, OPPORTUNITIES. WORLD BANK, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.