J. Bowyer Bell. The Myth of the Guerrilla: Revolutionary Theory and Malpractice. Written under the auspices of the Center for International Affairs, Harvard University.) New York: Alfred A. Knopf. 1971. Pp. xiv, 285, ix. $7.95 , John Dunn. Modern Revolutions: An Introduction to the Analysis of a Political Phenomenon. New York: Cambridge University Press. 1972. Pp. xiii, 346. Cloth $14.50, paper $4.95 and Michael Elliott-Bateman et al.. The Fourth Dimension of Warfare. Volume 2, Revolt to Revolution: Studies in the 19th- and 20th-Century European Experience. Totowa, N.J.: Rowman and Littlefield. 1975. Pp. 373. $21.50