桑玠. (2017). 赤道与北极星: Equator and the polestar. 百花洲文艺出版社.
Chicago Style (17th ed.) Citation桑玠. 赤道与北极星: Equator and the Polestar. 百花洲文艺出版社, 2017.
MLA (8th ed.) Citation桑玠. 赤道与北极星: Equator and the Polestar. 百花洲文艺出版社, 2017.
Warning: These citations may not always be 100% accurate.