International Congress of Soil Science Washington, D., & Deemer, R. B. (1928). Proceedings and papers. American Organizing Committee of the First International Congress of Soil Sciences.
Citación estilo ChicagoInternational Congress of Soil Science Washington, D.C.), and Ralph Barbour Deemer. Proceedings and Papers. Washington: American Organizing Committee of the First International Congress of Soil Sciences, 1928.
Cita MLAInternational Congress of Soil Science Washington, D.C.), and Ralph Barbour Deemer. Proceedings and Papers. Washington: American Organizing Committee of the First International Congress of Soil Sciences, 1928.
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