Hu, S. T. (1959). Homotopy theory. Academic Press.
Chicago Edition CitationHu, S. T. Homotopy Theory. New York: Academic Press, 1959.
MLA引文Hu, S. T. Homotopy Theory. Academic Press, 1959.
警告：这些引文格式不一定是100％准确.
APA引文
Hu, S. T. (1959). Homotopy theory. Academic Press.
Chicago Edition CitationHu, S. T. Homotopy Theory. New York: Academic Press, 1959.
MLA引文Hu, S. T. Homotopy Theory. Academic Press, 1959.