Woodlock, T. F., Seligman, E. R. A., Vanderlip, F. A., Hepburn, A. B., Strauss, A., Nash, W. A., . . . Perkins, G. W. (1908). The Currency problem and the present financial situation: A series of addresses delivered at Columbia University, 1907-1908. Columbia University Press.
Lua i Stíl Chicago (17ú heag.)Woodlock, Thomas F., Edwin R. A. Seligman, Frank A. Vanderlip, A. Barton Hepburn, Albert Strauss, William Alexander Nash, James Graham Cannon, Paul M. Warburg, agus George W. Perkins. The Currency Problem and the Present Financial Situation: A Series of Addresses Delivered at Columbia University, 1907-1908. New York: Columbia University Press, 1908.
Lua MLA (8ú heag.)Woodlock, Thomas F., et al. The Currency Problem and the Present Financial Situation: A Series of Addresses Delivered at Columbia University, 1907-1908. Columbia University Press, 1908.