대기환경연보 2019
By: .
Publisher: Kungnip Hwan'gyŏng Kwahagwŏn
Published: 2020
Place of publication: Inch'ŏn Kwangyŏksi
Language: kor
ISBN-13: 9788965585183
Other titles: Taegi hwan'gyŏng yŏnbo 2019