HANNAS, Wm C. Asia's Orthographic Dilemma. [s.l.]: University of Hawaii Press 356 s. Dostupné online. ISBN9780824818920. (anglicky) Google-Books-ID: aJfv8Iyd2m4C.
WOODSIDE, Alexander. Vietnam and the Chinese Model: A Comparative Study of Vietnamese and Chinese Government in the First Half of the Nineteenth Century. [s.l.]: Harvard Univ Asia Center 388 s. Dostupné online. ISBN9780674937215. (anglicky) Google-Books-ID: 0LgSI9UQNpwC.
HAUSMANN, Franz Josef. Dictionnaires. [s.l.]: Walter de Gruyter 1058 s. Dostupné online. ISBN9783110124217. (anglicky) Google-Books-ID: Kwqc7xso22wC.
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COEDES, G.; CŒDÈS, George. The Making of South East Asia. [s.l.]: University of California Press 308 s. Dostupné online. ISBN9780520050617. (anglicky)
PRICHARD, James Cowles. Researches Into the Physical History of Mankind. [s.l.]: Sherwood, Gilbert & Piper 682 s. Dostupné online. (anglicky) Google-Books-ID: 4CYXAAAAYAAJ.