Steinfeld, H., Haan, C. d., & Blackburn, H. (1990). Livestock - environment interactions: Issues and options. Development Policy Sustainable, Development and Natural Resources, European Commission.
Cita Chicago Style (17a ed.)Steinfeld, Henning, Cees de Haan, y Harvey Blackburn. Livestock - Environment Interactions: Issues and Options. s.l: Development Policy Sustainable, Development and Natural Resources, European Commission, 1990.
Cita MLA (8a ed.)Steinfeld, Henning, et al. Livestock - Environment Interactions: Issues and Options. Development Policy Sustainable, Development and Natural Resources, European Commission, 1990.
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