APA Style
Samuelson, Paul A., William D. Nordhaus. (2005).
Economics (18).
New York:
Mc Graw Hill.
Chicago Style
Samuelson, Paul A., William D. Nordhaus.
Economics.
18
New York:
Mc Graw Hill,
2005.
Buku.
MLA Style
Samuelson, Paul A., William D. Nordhaus.
Economics.
18
New York:
Mc Graw Hill,
2005.
Buku.
Turabian Style
Samuelson, Paul A., William D. Nordhaus.
Economics.
18
New York:
Mc Graw Hill,
2005.
Buku.