Bell, Oliver. The two Chinas; : an introduction to the history, geography, culture, and economic and political problems of Communist China and Nationalist China. [electronic resource] / Consulting specialists: George B. Cressey [and] C. Martin Wilbur.. — New York, : Scholastic Book Services, [1965, c1964]. — 156 p. : illus. 20 cm. — (A Scholastic world affairs multi-text,) SM4.