Hwanʼgyŏnghak kaeron /
環境學概論 /
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | Korean |
| Published: |
Sŏul Tʻŭkpyŏlsi :
Munjisa,
1997
|
| Edition: | Che 1-pʻan |
| Subjects: |