Kyosu kwajŏng ŭi ponjil
By: p'yŏnsu U Kyŏng-suk
Contributors: Kyoyuk Tosŏ Ch'ulp'ansa
Series: Kyowŏndŭl ege chunŭn ch'amgo charyo
Publisher: Kyoyuk Tosŏ Ch'ulp'ansa
Published: 1956
Place of publication: [P'yŏngyang]
Language: kor
Number of pages: 48
Subjects: Education, secondary; Curricular