Cita APA

Sims, B., Walle, R., & Ellis-Jones, J. (1999). Guidelines for research on hillside farms: Participatory technology development of soil and water conservation technologies. Bedford (Ukrania):.

Citación estilo Chicago

Sims, B., R. Walle, y J. Ellis-Jones. Guidelines for Research On Hillside Farms: Participatory Technology Development of Soil and Water Conservation Technologies. Bedford (Ukrania):, 1999.

Cita MLA

Sims, B., R. Walle, y J. Ellis-Jones. Guidelines for Research On Hillside Farms: Participatory Technology Development of Soil and Water Conservation Technologies. Bedford (Ukrania):, 1999.