Παραπομπή APA

Rockefeller, N. A. (1962). The future of federalism. Harvard University Press.

Παραπομπή Chicago Style

Rockefeller, Nelson A. The Future of Federalism. Cambridge: Harvard University Press, 1962.

Παραπομπή MLA

Rockefeller, Nelson A. The Future of Federalism. Harvard University Press, 1962.