APA
Pugel T., . (2006). Study Guide to accompany International Economics. : McGraw-Hill/Irwin.
Chicago
Pugel Thomas, . 2006. Study Guide to accompany International Economics. : McGraw-Hill/Irwin.
Harvard
Pugel T., . (2006). Study Guide to accompany International Economics. : McGraw-Hill/Irwin.
MLA
Pugel Thomas, . Study Guide to accompany International Economics. : McGraw-Hill/Irwin. 2006.