Soil Erosion and Its Control, by Quincy C. Ayres. New York: McGraw-Hill. 1936. Pp. 419. $4.00

Autor: O. R. Johnson
Rok vydání: 1937
Zdroj: Journal of Farm Economics. 19(1):374-377
DOI: 10.2307/1230900
Databáze: OpenAIRE