APA Style
Case, Karl E.. (2009).
Principles Of Economics. 9th Edition (9th Edition).
Upper Saddle River:
Pearson Education.
Chicago Style
Case, Karl E..
Principles Of Economics. 9th Edition.
9th Edition
Upper Saddle River:
Pearson Education,
2009.
Text.
MLA Style
Case, Karl E..
Principles Of Economics. 9th Edition.
9th Edition
Upper Saddle River:
Pearson Education,
2009.
Text.
Turabian Style
Case, Karl E..
Principles Of Economics. 9th Edition.
9th Edition
Upper Saddle River:
Pearson Education,
2009.
Print.