APA Style
Samuelson, Paul A., Nordhaus, William D.. (1985).
Economics (12th).
USA:
McGraw-Hill.
Chicago Style
Samuelson, Paul A., Nordhaus, William D..
Economics.
12th
USA:
McGraw-Hill,
1985.
Text.
MLA Style
Samuelson, Paul A., Nordhaus, William D..
Economics.
12th
USA:
McGraw-Hill,
1985.
Text.
Turabian Style
Samuelson, Paul A., Nordhaus, William D..
Economics.
12th
USA:
McGraw-Hill,
1985.
Print.