APA (7th ed.) Zitazioa
Paterson, S. S. (1956). The Forest Area of the world and its potential productivity. Royal University, Department of Geography.
Chicago Style (17th ed.) Zitazioa
Paterson, Sten Sture. The Forest Area of the World and Its Potential Productivity. Göteborg: Royal University, Department of Geography, 1956.
MLA (9th ed.) Zitazioa
Paterson, Sten Sture. The Forest Area of the World and Its Potential Productivity. Royal University, Department of Geography, 1956.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.