Algi swiun sobija kyŏngjehak
By: Pak Hye-gyŏng chŏ.
Series: Maegyŏng munʼgo -- 14
Publisher: Maeil Kyŏngje Sinmunsa
Published: 1984
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 225
Subjects: Consumer education