Title: Kyoyuk pʻyŏngka hwaltong ŭi kŭngjŏngjŏk yŏnghyang kwa pujŏngjŏk yŏnghyang e kwanhan pigyo yŏnʼgu
First published: 1975
Subjects: Educational evaluation
LC classification: LB2822.75 .S65 1975