Gaya APA

Kreinin, M, E., Swanson, C, P. (NULL). International economics a palicy approach . San: San Diego: Harcourt Brace Jovanovich; 1987.

Gaya MLA

Kreinin, Mordechai, E., Swanson, Carl, P.. "International economics a palicy approach". San: San Diego: Harcourt Brace Jovanovich; 1987, NULL. Text.