Edmond, J. B., & Ammerman, G. R. (1971). Sweet potatoes: Production, processing, marketing. AVI.
Cita Chicago Style (17a ed.)Edmond, J. B., y G. R. Ammerman. Sweet Potatoes: Production, Processing, Marketing. Westport: AVI, 1971.
Cita MLA (8a ed.)Edmond, J. B., y G. R. Ammerman. Sweet Potatoes: Production, Processing, Marketing. AVI, 1971.
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