APA
Muhlen Norbert, UN F. a. A. O. & UN F. a. A. O. (1958). World Forest Inventory. : .
Chicago
Muhlen Norbert, UN Food and Agriculture Organisation and UN Food and Agriculture Organisation. 1958. World Forest Inventory. : .
Harvard
Muhlen Norbert, UN F. a. A. O. and UN F. a. A. O. (1958). World Forest Inventory. : .
MLA
Muhlen Norbert, UN Food and Agriculture Organisation and UN Food and Agriculture Organisation. World Forest Inventory. : . 1958.
