erc: who: Reimer, Dennis D., 1940- what: The Effectiveness of a Guided Discovery Method of Teaching in a College Mathematics Course for Non-Mathematics and Non-Science Majors when: 19690100 where: https://digital.library.unt.edu/ark:/67531/metadc164313/ erc-support: who: University of North Texas Libraries what: Permanent: Stable Content: when: 20081203 where: https://digital.library.unt.edu/ark:/67531/