Title: Haengdongjŏk suŏp mokpʻyo ŭi sŏlchŏng i hagŏp sŏngchʻwi e chun̆un hyokwa e taehan sirhŏm yŏnʼgu
First published: 1975
Subjects: Curriculum planning
LC classification: LB2806.15 .H83 1975