Wonhyo 617-686. Kugyŏk Wŏnhyo sŏngsa chŏnsŏ. Poyŏn'gak.
Chicago Style (17th ed.) CitationWonhyo 617-686. Kugyŏk Wŏnhyo Sŏngsa Chŏnsŏ. Sŏul: Poyŏn'gak.
MLA (9th ed.) CitationWonhyo 617-686. Kugyŏk Wŏnhyo Sŏngsa Chŏnsŏ. Poyŏn'gak.
Warning: These citations may not always be 100% accurate.