Ptak, R., & Hu, B. (2015). The earliest extant bird list of Hainan: An annotated translation of the avian section in Qiongtai zhi. Harrassowitz Verlag.
Chicago Style (17th ed.) CitationPtak, Roderich, and Baozhu Hu. The Earliest Extant Bird List of Hainan: An Annotated Translation of the Avian Section in Qiongtai Zhi. Wiesbaden [Germany]: Harrassowitz Verlag, 2015.
MLA (8th ed.) CitationPtak, Roderich, and Baozhu Hu. The Earliest Extant Bird List of Hainan: An Annotated Translation of the Avian Section in Qiongtai Zhi. Harrassowitz Verlag, 2015.
Warning: These citations may not always be 100% accurate.