TY - BOOK AU - Cohan,Al S. TI - Theories of revolution: An introduction T2 - Nelson's political science library SN - 0177111224 : AV - JC491 .C65 1975b U1 - 301.6/333 PY - 1975/// CY - London PB - Nelson KW - Revolutions N1 - Includes index ER -