@book{12459,
	author = {Harris, Marshall Dees, and Massey, Dean T.,},
	title = {Vertical coordination via contract farming},
	publisher = {Natural Resource Economics Division, U.S. Dept. of Agriculture; for sale by the Supt. of Docs., U.S. Govt. Print. Off.},
	year = {[1968]},
	series = {[United States. Dept. of Agriculture] Miscellaneous publication},
	address = {Washington,}
}