Gaya APA
Krugman, Paul R., Halpman, Elhanan. (1989).
Trade policy and market structure .
Cambridge:
The MIT Press.
Gaya Chicago
Krugman, Paul R., Halpman, Elhanan.
Trade policy and market structure.
Cambridge:
The MIT Press,
1989.
Text.
Gaya MLA
Krugman, Paul R., Halpman, Elhanan.
Trade policy and market structure.
Cambridge:
The MIT Press,
1989.
Text.
Gaya Turabian
Krugman, Paul R., Halpman, Elhanan.
Trade policy and market structure.
Cambridge:
The MIT Press,
1989.
Print.