By Ted Robert Gurr
By Nick Louth
By J. Blair
By Mohammad Mazher Idriss (Coventry University, UK), Tahir Abbas
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By Dennis J.D. Sandole, Hugo Van Der Merwe, Herbert C. Kelman
By Charles Tilly (Columbia University, New York)
By Chris Mitchell, Michael Banks
By John W. Burton
By Hugh Miall
By Alan Caperton Tidwell
By Morton Deutsch
By Elazar Barkan, Alexander Karn
By Peadar Kirby
By Lorey, David E., Beezley, William H.
By Louis Kriesberg
By Professor Sandra I. Cheldelin, Daniel Druckman, Larissa Fast
By Alain Lempereur, Jacques Salzer, Aurelien Colson, Michele Pekar, Eugene B. Kogan
By Joan Smith
By Pat Craven, Jacky Fleming
By Metaphrog
By Cathy Glass