McRobie, G. (1990). Tools for organic farming: A manual of appropiate equipment and treatments. Intermediate Technology.
Citace podle Chicago (17th ed.)McRobie, George. Tools for Organic Farming: A Manual of Appropiate Equipment and Treatments. Londres: Intermediate Technology, 1990.
Citace podle MLA (9th ed.)McRobie, George. Tools for Organic Farming: A Manual of Appropiate Equipment and Treatments. Intermediate Technology, 1990.
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