Autobiography of a Chinese woman, Buwei Yang Chao. put into English by her husband Yuenren Chao.

Chao, Buwei Yang, 1889-1981.
Westport, Conn. : Greenwood Press, [1970]

Cantonese primer.

Chao, Yuen Ren, 1892-1982.
New York : Greenwood Press, [1969, c1947]

Concise dictionary of spoken Chinese

Chao, Yuen Ren, 1892-1982.
Cambridge : Harvard University Press for the Harvard-Yenching Institute, 1966, c1947.

Language and symbolic systems.

Chao, Yuen Ren, 1892-1982.
Cambridge : Cambridge University Press, 1968.

Mathews' Chinese-English dictionary : a Chinese-English dictionary

Mathews, R. H. (Robert Henry)
Cambridge, Mass. : Harvard University Press, 1966 [1944]
Rev. American ed.