Su chʻŏri yakpʻum
By: Sin Chŏng-nae chŏ
Publisher: Nogwŏn Chʻulpʻansa
Published: 1985
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 196
Subjects: Water; Purification
Notes: Includes index.