Ŏmma, chigu ka chugo kan taeyo
By: [Hakkyo Pŏbin Chechʾŏl Hagwŏn chŏ-ja].
Contributors: Hakkyo Pŏbin Chechʾŏl Hagwŏn.
Publisher: Kyobo Munʾgo
Published: 1992
Place of publication: Sŏul-si
Language: kor
Number of pages: 173
ISBN-13: 9788970851051
Subjects: Environmental protection -- Juvenile literature.; Environmental protection.; Ecology -- Juvenile literature.; Ecology.
Genres: Juvenile literature.