Mayer J.P..
Political thought : the European tradition /
in co-operation with R.H.S. Crossman, P. Kecskemeti, E. Kohn-Bramstedt, C.J.S. Sprigge ; with an introduction by R.H. Tawney 
. - New Yrok  : The Viking Press,  1939 
. - XXVIII, 485 p.  24 cm.