Chang Kuo-t'ao (Guotao Zhang), The Rise of the Chinese Communist Party (Lawrence: University Press of Kansas, 1971).
Tony Saich, ed. with a contribution from Benjamin Yang, The Rise to Power of the Chinese Communist Party: Documents and Analysis (Armonk, N.Y.: M.E. Sharpe, 1996 ISBN 1-56324-154-4). Extensive commentary and primary documents.
Benjamin Yang (Bingzhang Yang), From Revolution to Politics: Chinese Communists on the Long March. (Boulder: Westview, 1990; 338p. ISBN 0-8133-7672-6). Detailed analysis of the conflict with Mao after the Zunyi Conference.
Bill Schiller, "The man who could have been Mao", The Toronto Star, September 26, 2009. . Useful summary of Zhang's life based largely on Chang Jung, Jon Halliday, Mao The Unknown Story (2005).