TY - BOOK AU - Cohan,Al S. TI - Theories of revolution: an introduction T2 - Nelson's political science library SN - 0470163224 AV - JC491 .C65 1975 U1 - 301.6/333 PY - 1975/// CY - New York PB - Wiley KW - Revolutions N1 - "A Halsted Press book."; Includes bibliographical references and index ER -