APA aipamena

(1967). The future of U.S. foreign trade policy. Washington: U. S. Government Printing Office.

Chicago Style aipamena

The Future of U.S. Foreign Trade Policy. Washington: U. S. Government Printing Office, 1967.

MLA aipamena

The Future of U.S. Foreign Trade Policy. Washington: U. S. Government Printing Office, 1967.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.