Herrlee Glessner Creel, The Birth of China (London: Jonathan Cape, Ltd., 1936), pp. 141-57; H.G.Creel, Studies in Early Chinese Culture (Baltimore, Md.: Waverly Press, 1937), pp. 133-254; Cheng Te-K'un, Archaeology in China, II, Shang China (Cambridge: W.Heffer & Sons, 1960), pp.243-49.