Gaya APA
Samuelson, Paul A., Nordhaus, William D.. (1992).
Economics (14th edition).
Singapore:
McGraw-Hill.
Gaya Chicago
Samuelson, Paul A., Nordhaus, William D..
Economics.
14th edition
Singapore:
McGraw-Hill,
1992.
Loan Book.
Gaya MLA
Samuelson, Paul A., Nordhaus, William D..
Economics.
14th edition
Singapore:
McGraw-Hill,
1992.
Loan Book.
Gaya Turabian
Samuelson, Paul A., Nordhaus, William D..
Economics.
14th edition
Singapore:
McGraw-Hill,
1992.
Loan Book.