Unamuno y Jugo, M. d. (1945). Perplexities and paradoxes. Greenwood Press.
Chicagoスタイル(17版)引用形式Unamuno y Jugo, Miguel de. Perplexities and Paradoxes. New York: Greenwood Press, 1945.
MLA(9版)引用形式Unamuno y Jugo, Miguel de. Perplexities and Paradoxes. Greenwood Press, 1945.
警告: この引用は必ずしも正確ではありません.