Dahl, D. C., & Hammond, J. W. (1977). Market and price analysis: The agricultural industries. McGraw-Hill.
Cita Chicago (17th ed.)Dahl, Dale C., i Jerome W. Hammond. Market and Price Analysis: The Agricultural Industries. New York: McGraw-Hill, 1977.
Cita MLA (9th ed.)Dahl, Dale C., i Jerome W. Hammond. Market and Price Analysis: The Agricultural Industries. McGraw-Hill, 1977.