Parhae kyŏngje mit chuyo kyotʻongno yŏnʼgu
By: Pang Hak-pong chŏ.
Publisher: Sinsŏng Chʻulpʻansa
Published: 2005
Place of publication: Sŏul-si
Language: kor
Number of pages: 471
Subjects: Bohai (Kingdom); Bohai (Kingdom) -- Commerce; Korea -- History -- To 935