Spivak, M. (1970). A comprehensive introduction to differential geometry. Publish or Perish.
芝加哥风格引文Spivak, Michael. A Comprehensive Introduction to Differential Geometry. Boston: Publish or Perish, 1970.
MLA引文Spivak, Michael. A Comprehensive Introduction to Differential Geometry. Publish or Perish, 1970.
警告：这些引文格式不一定是100％准确.