(1996). Land, food and people: Chanllenges for future food supply, agricultural development and the environment. United Kingdom: The royal agricultural college.
Chicago-стиль цитированияLand, Food and People: Chanllenges for Future Food Supply, Agricultural Development and the Environment. United Kingdom: The royal agricultural college, 1996.
MLA-цитированиеLand, Food and People: Chanllenges for Future Food Supply, Agricultural Development and the Environment. United Kingdom: The royal agricultural college, 1996.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.