Dion, Léon, Québec, The Unfinished Revolution, foreword by Hugh Thornburn, Montréal, McGill-Queen’s University Press, 1976, 218 p. ; Skilling, H.G., Czechoslovakia’s Interrupted Revolution, Princeton, Princeton University Press, 1972, 800 p. - Kirschbaum, Stanislav (Études internationales, 1978)