"Display Maps". The Soil Maps of Asia. European Digital Archive of Soil Maps – EuDASM. Archived from the original on 12 August 2011. Retrieved 26 July 2011. {{cite web}}: Unknown parameter |deadurl= ignored (|url-status= suggested) (help)
"Asia Maps". Perry-Castañeda Library Map Collection. University of Texas Libraries. Archived from the original on 18 July 2011. Retrieved 20 July 2011. {{cite web}}: Unknown parameter |deadurl= ignored (|url-status= suggested) (help)
"Asia". Norman B. Leventhal Map Center at the Boston Public Library. Archived from the original on 29 September 2011. Retrieved 26 July 2011. {{cite web}}: Unknown parameter |deadurl= ignored (|url-status= suggested) (help)
Bowring, Philip (12 February 1987). "What is Asia?". Eastern Economic Review. 135 (7). Columbia University Asia For Educators. Archived from the original on 28 ਜੁਲਾਈ 2011. Retrieved 12 ਮਈ 2018. {{cite journal}}: Unknown parameter |dead-url= ignored (|url-status= suggested) (help)
↑"East Asia". encarta. Microsoft. Archived from the original on 2009-10-31. Retrieved 2008-01-12. East A·sia [ st áyə ] the countries, territories, and regions of China, Mongolia, Hong Kong, Japan, North Korea, South Korea, Macau, and Taiwan.{{cite web}}: Unknown parameter |deadurl= ignored (|url-status= suggested) (help)
↑Columbia University - "East Asian cultural sphere"Archived 2008-02-27 at the Wayback Machine. "The East Asian cultural sphere evolves when Japan, Korea, and what is today Vietnam all share adapted elements of Chinese civilization of this period (that of the Tang dynasty), in particular Buddhism, Confucian social and political values, and literary Chinese and its writing system."