Diplomacy and organizations around borders in East Asia during the traditional era. - Seoul : Northeast Asian History Foundation, 2013. - 415 p. ; 23 cm. - Northeast Asian History Foundation Studies 65 . Index: pp. 407-415 ISBN: 978-89-6187-321-5 Subjects--Geographic Terms: Korea--Foreign relations--ChinaChina--Foreign relations--KoreaKorea--Foreign relations--JapanJapan--Foreign relations--Korea