Cita APA (7a ed.)

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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