Books by Ha-chʻŏng Yŏn
Pukhan kyŏngje haksŭp
Pukhan kyŏngje haksŭp
Korean peninsula issues and U.
Korean peninsula issues and U.S.-Japan-South Korea relations
Chungsanchʻŭng siltʻae punsŏk
Chungsanchʻŭng siltʻae punsŏk kwa chŏngchʻaek kwaje
Pukhan ŭi kyŏngje kyehoek
Pukhan ŭi kyŏngje kyehoek
Sahoe pojang chedo ŭi chŏngchʻ
Sahoe pojang chedo ŭi chŏngchʻaek kwaje wa palchŏn panghyang
Pukhan ŭi kyŏngje chŏngchʻaek
Pukhan ŭi kyŏngje chŏngchʻaek kwa unyong
Ŭiryo pohŏm ŭi chŏngchʻaek kwa
Ŭiryo pohŏm ŭi chŏngchʻaek kwaje wa palchŏn panghyang