erc:
who: Heykoop, Jerry
what: Energy Costs and Agriculture
when: 20010424
where: https://digital.library.unt.edu/ark:/67531/metacrs1674/
erc-support:
who: University of North Texas Libraries
what: Permanent: Stable Content:
when: 20081203
where: https://digital.library.unt.edu/ark:/67531/