Studies in the nature of character / by the Character Education Inquiry, Teachers College, Columbia University, in cooperation with the Institute of Social and Religious Research.
v. 1. Hartshorne, H. and May M. A. Studies in deceit. -- v. 2. Hartshorne, H., May, M. A. and Maller, J. B. Studies in service and self-control. -- v. 3. Hartshorne, H., May, M. A. and Shuttleworth, F. K. Studies in the organization of character.
