Church, R. L., Potts, D. B. 1., Baird, C. F., Stern, S. M., Powell, A. G. 1., & Buck, P. H. 1. (1965). Social sciences at Harvard, 1860-1920: From inculcation to the open mind. Cambridge, Massachusetts: Harvard University Press.

Church, Robert Levalley, David Bronson 1938- Potts, Carol F. Baird, Sheldon M. Stern, Arthur G. 1937- Powell, and Paul Herman 1899-1978 Buck. Social Sciences At Harvard, 1860-1920: From Inculcation to the Open Mind. Cambridge, Massachusetts: Harvard University Press, 1965.

Church, Robert Levalley, et al. Social Sciences At Harvard, 1860-1920: From Inculcation to the Open Mind. Cambridge, Massachusetts: Harvard University Press, 1965.