Grammars to learn Chinese

Best titles to browse
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A Practical Chinese Grammar for Foreigners
Waiguoren shiyong hanyu yufa 
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Basic Chinese: A Grammar and Workbook 
(Routledge Grammars) 
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Intermediate Chinese: A Grammar and Workbook 
(Routledge Grammars)
by Yip Po-Ching, Don Rimmington, Po-Ching Yip, 
Zhang Xiaoming, Rachel Henson 
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Chinese: An Essential Grammar 
(Routledge Grammars)
by Yip Po-Ching, Don Rimmington (Contributor),
Yip Po Ching, Po-Ching Yip 
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Mandarin Chinese: A Functional Reference Grammar
by Charles N. Li, Sandra A. Thompson
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