@Book{430036957,
author="Mighell, Ronald Lester",
title="Contract production and vertical integration in farming, 1960 and 1970: (By Ronald L. Mighell and William S. Hoofnagle)",
series="(U.S. Dep. of Agriculture, Economic Research Service ERS 479)",
year="1972",
address="(Washington, D.C.)",
note="[Umschlagt.]",
language="Undetermined language"
}