Dyfyniad APA

Fisher,Louis. (1972). President and congress: Powers and policy. Free press.

Dyfyniad Arddull Chicago

Fisher,Louis. President and Congress: Powers and Policy. New York: Free press, 1972.

Dyfyniad MLA

Fisher,Louis. President and Congress: Powers and Policy. Free press, 1972.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.