By Mussen, Paul Henry, etc.
By Lowry, Thomas H., Richardson, Kathleen Schueller
By Butler, Edgar W.
By Bainton, Roland H.
By Asimov, Isaac
By Huheey, James E.
By Kristal, Leonard
By Straughan, Roger, Wrigley, Jack
By Marx, Karl, Bender, F.L.
By Jerome Booth
By Peter Haggett
By Karl W. Butzer
By James Beck
By A. V. Kelly
By Schleiermacher, Friedrich D. E.
By Urquhart, Brian
By Haskell, Barbara
By Cohen, Alan, Louis
By Cohen, Louis, Holliday, Michael
By Rousseau, Jean-Jacques, Gourevitch, Victor
By Shanks, Hershel
By Patterson, C.H.
By Lucien Febvre, PETER BURKE, K. Folca
By Daintith, John
By Blunden, John, etc.
By Robbins, Joy
By Spitz, Lewis W.
By Giddings, J. Calvin, Monroe, Manus B.
By Chalmers, Neil, etc.
By Wallis, Jim