과학 공부. 4-1 / 4-2 [합부]
Series: Uri ŭi kojŏn kwa yet kyogwasŏ 629-ch'aek yŏnginbon -- 4-chip; 4-chip
Publisher: Han'guk Haksul Chŏngbo
Published: 2020
Place of publication: Kyŏnggi
Language: kor
ISBN-13: 9788926893593
Other titles: Kwahak kongbu. 4-1 / 4-2 [happu]