erc: who: Park, Guen K. what: A Study of Korean Kindergarten Teachers' Concerns when: 19921200 where: https://digital.library.unt.edu/ark:/67531/metadc277702/ erc-support: who: University of North Texas Libraries what: Permanent: Stable Content: when: 20081203 where: https://digital.library.unt.edu/ark:/67531/