Gran Canal de China (Spanish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Gran Canal de China" in Spanish language version.

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farlex.com

Joseph Needham; Lu Gwei-Djen (1971). «28 Civil Engineering». Science and Civilisation in China: Volume 4, Physics and Physical Technology, Part 3, Civil Engineering and Nautics (en inglés). Cambridge University Press. p. 270. ISBN 9780521070607.
Patricia Buckley Ebrey (1999). The Cambridge Illustrated History of China (en inglés). Cambridge University Press. p. 116. ISBN 9780521669917.
Joseph Needham; Lu Gwei-Djen (1971). Science and Civilisation in China: Volume 4, Physics and Physical Technology, Part 3, Civil Engineering and Nautics (en inglés). Cambridge University Press. p. 308. ISBN 9780521070607.