Pretty, J. N. Sustainable agriculture, people and the resource base: Impacts on food production.
Cita Chicago (17th ed.)Pretty, Jules N. Sustainable Agriculture, People and the Resource Base: Impacts on Food Production.
Cita MLA (9th ed.)Pretty, Jules N. Sustainable Agriculture, People and the Resource Base: Impacts on Food Production.
Atenció: Aquestes cites poden no estar 100% correctes.