Cowin, E. S. (1955). Our expandable Constitution. Institute of Government and Public Affairs.
Chicago Style aipamenaCowin, Edward Samuel. Our Expandable Constitution. Urbana: Institute of Government and Public Affairs, 1955.
MLA aipamenaCowin, Edward Samuel. Our Expandable Constitution. Institute of Government and Public Affairs, 1955.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.