Spivak, M. (1999). A comprehensive introduction to differential geometry (Third edition.). Publish or Perish, Inc..
Čikaški stil citiranja (17. izdanje)Spivak, Michael. A Comprehensive Introduction to Differential Geometry. Third edition. Houston, Tex.: Publish or Perish, Inc., 1999.
MLA način citiranja (8. izdanje)Spivak, Michael. A Comprehensive Introduction to Differential Geometry. Third edition. Publish or Perish, Inc., 1999.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.