erc:
who: McCarthy, James E.
what: Voluntary Programs to Reduce Pollution
when: 19950713
where: https://digital.library.unt.edu/ark:/67531/metacrs193/
erc-support:
who: University of North Texas Libraries
what: Permanent: Stable Content:
when: 20081203
where: https://digital.library.unt.edu/ark:/67531/