APA

Balassa B. A., . (1985). Change and challenge in the world economy. New York: St. Martin's Press.

Chicago

Balassa Bela A, . 1985. Change and challenge in the world economy. New York: St. Martin's Press.

Harvard

Balassa B. A., . (1985). Change and challenge in the world economy. New York: St. Martin's Press.

MLA

Balassa Bela A, . Change and challenge in the world economy. New York: St. Martin's Press. 1985.