공업계 고등학교 전기 법규
Series: Mun'gyobu chŏjak
Publisher: Kukchŏng Kyogwasŏ Chusikhoesa
Published: 2019
Place of publication: Sŏul
Language: kor
Other titles: Kongŏpkye kodŭng hakkyo chŏn'gi pŏpkyu