APA Style
Samuelson, Paul; Nordhaus, William. (2005).
Economics (-).
:
.
Chicago Style
Samuelson, Paul; Nordhaus, William.
Economics.
-
:
,
2005.
.
MLA Style
Samuelson, Paul; Nordhaus, William.
Economics.
-
:
,
2005.
.
Turabian Style
Samuelson, Paul; Nordhaus, William.
Economics.
-
:
,
2005.
.