APA
Hummels D., Levinsohn J, . (1993). Monopolistic Competition And International Trade: Reconsidering The Evidence. Michigan: University Of Michigan.
Chicago
Hummels D, Levinsohn J, . 1993. Monopolistic Competition And International Trade: Reconsidering The Evidence. Michigan: University Of Michigan.
Harvard
Hummels D., Levinsohn J, . (1993). Monopolistic Competition And International Trade: Reconsidering The Evidence. Michigan: University Of Michigan.
MLA
Hummels D, Levinsohn J, . Monopolistic Competition And International Trade: Reconsidering The Evidence. Michigan: University Of Michigan. 1993.