Perry-Castañeda Library Map Collection, China 1:250,000, Series L500, U.S. Army Map Service, 1954– . Topographic MapsofChina during the Second World War. Perry-Castañeda
(國共內戰). „China”. Encyclopædia Britannica. Encyclopædia Britannica, Inc.. 15 November 2012. Gui, Heng Bin (2008). Landing on Hainan Island. China: Great
Civilisation in China: Volume III, section 19. Cambridge University Press. ISBN 0-521-05801-5. Needham, Joseph (1986). Science and Civilization in China: Volume