Waelder, R. (1967). Progress and revolution: A study of the issues of our age. International Universities Press.
Chicagoスタイル(17版)引用形式Waelder, Robert. Progress and Revolution: A Study of the Issues of Our Age. New York: International Universities Press, 1967.
MLA(9版)引用形式Waelder, Robert. Progress and Revolution: A Study of the Issues of Our Age. International Universities Press, 1967.
警告: この引用は必ずしも正確ではありません.