APA

Gandolfo G., . (2004). Elements of international economics. : Springer Publishing Co., New York.

Chicago

Gandolfo Giancarlo, . 2004. Elements of international economics. : Springer Publishing Co., New York.

Harvard

Gandolfo G., . (2004). Elements of international economics. : Springer Publishing Co., New York.

MLA

Gandolfo Giancarlo, . Elements of international economics. : Springer Publishing Co., New York. 2004.