Kyoyuk ŭi kwajŏng
By: Yi Yŏng-dŏk [chŏ]
Series: Sin kyoyukhak chŏnsŏ -- 2; Sin kyoyukhak chŏnsŏ -- 2.
Publisher: Paeyŏngsa
Published: 1970
Place of publication: [Sŏul]
Language: kor
Number of pages: 381
Subjects: Education
Notes: Bibliography: p. 353-367.