एपीए उद्धरण

State of the world's forests 2001. (2001). State of the world's forests 2001. Rome, Italy: FAO.

शिकागो स्टाइल उद्धरण

State of the world's forests 2001. State of the World's Forests 2001. Rome, Italy: FAO, 2001.

एमएलए उद्धरण

State of the world's forests 2001. State of the World's Forests 2001. Rome, Italy: FAO, 2001.