APA Style
Samuelson, Paul A. & Nordhaus, William D.. (2005).
Economics (Eighteen Edition).
New York:
McGraw Hill.
Chicago Style
Samuelson, Paul A. & Nordhaus, William D..
Economics.
Eighteen Edition
New York:
McGraw Hill,
2005.
Text.
MLA Style
Samuelson, Paul A. & Nordhaus, William D..
Economics.
Eighteen Edition
New York:
McGraw Hill,
2005.
Text.
Turabian Style
Samuelson, Paul A. & Nordhaus, William D..
Economics.
Eighteen Edition
New York:
McGraw Hill,
2005.
Print.