Sperling, L. (2009). Seed system security assessment: New methods for understanding farming systems resilience. International Center for Tropical Agriculture.
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Cita Chicago Style (17a ed.)
Sperling, L. Seed System Security Assessment: New Methods for Understanding Farming Systems Resilience. International Center for Tropical Agriculture, 2009.
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Cita MLA (9a ed.)
Sperling, L. Seed System Security Assessment: New Methods for Understanding Farming Systems Resilience. International Center for Tropical Agriculture, 2009.
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