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المؤلفون: Sung Pil Yuk, Ji Ran Park, Sung Hae Park, Eun-young Kim, Ok Nam Nam
المصدر: Korean Association For Learner-Centered Curriculum And Instruction. 17:535-561
مصطلحات موضوعية: Process (engineering), Drop out, Perception, media_common.quotation_subject, Applied psychology, Psychology, Out of school, media_common