Παραπομπή APA

Gray,H Peter. (1985). Free trade or protection: A pragmatric analysis. Macmiollan Press.

Παραπομπή Chicago Style

Gray,H Peter. Free Trade or Protection: A Pragmatric Analysis. London: Macmiollan Press, 1985.

Παραπομπή MLA

Gray,H Peter. Free Trade or Protection: A Pragmatric Analysis. Macmiollan Press, 1985.