@book{103538,
	author = {이 윤란 Yi Yul-lan },
	title = {12잡가, 참 쉽고도 어렵지  12-chapka, ch'am shwipkodo ŏryŏpchi},
	publisher = {Kungnip Muhyŏng Yusanwŏn},
	year = {2017},
	series = {Kukka muhyŏng munhwajae chŏnsŭngja kusul chasŏjŏn},
	address = {Korea}
}