원홍구 wonhonggu. (1955). 조선 포유류 도설 joseon poyuryu doseol. joseon minjujuui inmin gonghwaguk gwahagwon.
Chicago Style (17th ed.) Citation원홍구 wonhonggu. 조선 포유류 도설 Joseon Poyuryu Doseol. pyeongyang: joseon minjujuui inmin gonghwaguk gwahagwon, 1955.
MLA (8th ed.) Citation원홍구 wonhonggu. 조선 포유류 도설 Joseon Poyuryu Doseol. joseon minjujuui inmin gonghwaguk gwahagwon, 1955.
Warning: These citations may not always be 100% accurate.