Styl cytowania APA

Greenland, D. J. (1977). Soil conservation and management in the humid tropics. John Wiley and Sons.

Styl cytowania Chicago

Greenland, D J. Soil Conservation and Management in the Humid Tropics. New York: John Wiley and Sons, 1977.

Styl cytowania MLA

Greenland, D J. Soil Conservation and Management in the Humid Tropics. John Wiley and Sons, 1977.