Yên (Vietnamese Wikipedia)

Analysis of information sources in references of the Wikipedia article "Yên" in Vietnamese language version.

refsWebsite

Global rank Vietnamese rank

2books.google.com

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6^th place

books.google.com

The Earth and Its Peoples: A Global History, volume 1, Authors Richard W. Bulliet, Pamela Kyle Crossley, Daniel R. Headrick, Steven W. Hirsch, Lyman L. Johnson, Publisher Cengage Learning, 2010, ISBN 1439084742, 9781439084748 P.220
The land of the white elephant: travels, adventures, and discoveries in Burma, Siam, Cambodia, and Cochin-China, Author Frank Vincent, Publisher Harper & Brothers, 1882, P.194