Sholto Douglas, J., & Hart, R. A. d. J. (1984). Forest farming: Towards a solution to problems of world hunger and conservation (New ed.). Intermediate Technology Publications.
Chicago-referens (17:e uppl.)Sholto Douglas, James, och Robert A. de J. Hart. Forest Farming: Towards a Solution to Problems of World Hunger and Conservation. New ed. London: Intermediate Technology Publications, 1984.
MLA-referens (8:e uppl.)Sholto Douglas, James, och Robert A. de J. Hart. Forest Farming: Towards a Solution to Problems of World Hunger and Conservation. New ed. Intermediate Technology Publications, 1984.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.