New Yonsei Korean Speaking and Writing 2-1 [Text] , In-seo Koo , Kyeong-hee Park , Na-young Jeon , Ji-young So , Hye-in Kim , Si-hwa Lee ; [aut.: Jeon Na-young [et all.]] ; Yonsei University Korean Language Institute .- Seoul : Yonsei University Press , 2020. – New Yonsei Korean.– [n. c.] . – ISBN 978-89-6850-420-4, ISBN 978-89-6850-222-4 (세트) - Text in Korean, English . Vol. 2-1 .– 103 p., ill. . : 0 tg.

New Yonsei Korean: Vocabulary and Grammar 4-1 [Text] , Hee-su Jang , Yu-hyeon Park , Ji-hye Kim , Hee-jeong Jeong , Yu-jin Jang , Ju-yeon Jang ; [Jeong Hee-jeong [et all.]] ; Yonsei University Korean Language Institute .- Seoul : Yonsei University Press Center , 2020. – New Yonsei Korean.– [n. c.] . – ISBN 978-89-6850-395-5, ISBN 978-89-6850-227-9 - Текст на корейском языке . Vol. 4-1 .– 216 p., ill. . : 0 tg.

New Yonsei Korean Speaking and Writing 2-2 [Text] , Kyeong-hee Park , Ji-young So , Hye-in Kim , Si-hwa Lee , In-seo Koo , Na-young Jeon ; [aut.: Jeon Na-young [et all.]] ; Yonsei University Korean Language Institute .- Seoul : Yonsei University Press , 2020. – New Yonsei Korean.– [n. c.] . – ISBN 978-89-6850-421-1, ISBN 978-89-6850-222-4 - Text in Korean, English . Vol. 2-2 .– 103 p., ill. . : 0 tg.

New Ace English-Korean Dictionary = 뉴 에이스 영한사전 = 英韓辭典 [Text] / ... – Seoul : Yoo Geon-hee, 2016. - 659 p.+ book in a box .– (뉴 에이스. = New Ace. , – (삼성서관. = Samsung Bookstore. - Text in English, Korean . . – [n. c.] – ISBN 89-86823-19-5 : 0 tg.

National Library of Korea [Text] / ; National Library of Korea... – Seoul : National Library of Korea, [20--?]. - 38 p., ill.; - Treasure repository of knowledge and information at your fingertips . . – [n. c.] : 20 tg.

National Library For Children and Young Adults [Text] / ... – Seoul : [s. l.], [20_?]. - 23 p., ill.; . . – [n. c.] : 10 tg.