Gaya APA
Samuelson, Paul A., NORDHAUS, William D. (1992).
ECONOMICS (14).
:
.
Gaya Chicago
Samuelson, Paul A., NORDHAUS, William D.
ECONOMICS.
14
:
,
1992.
Text.
Gaya MLA
Samuelson, Paul A., NORDHAUS, William D.
ECONOMICS.
14
:
,
1992.
Text.
Gaya Turabian
Samuelson, Paul A., NORDHAUS, William D.
ECONOMICS.
14
:
,
1992.
Print.