뽕나무 가꾸기 양잠 교과서 (一)
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: 9788926894149
Other titles: Ppongnamu kakkugi yangjam kyogwasŏ (il)