APA (7th ed.) Citation

Spivak, M. (2008). Combined answer book for calculus third an fourth editions. Publish or Perish Inc.

Chicago Style (17th ed.) Citation

Spivak, Michael. Combined Answer Book for Calculus Third an Fourth Editions. Houston: Publish or Perish Inc, 2008.

MLA (9th ed.) Citation

Spivak, Michael. Combined Answer Book for Calculus Third an Fourth Editions. Publish or Perish Inc, 2008.