Dyfyniad APA

Eastland, T. (1992). Energy in the executive: The case for the strong presidency. Free Press.

Dyfyniad Arddull Chicago

Eastland, Terry. Energy in the Executive: The Case for the Strong Presidency. New York: Free Press, 1992.

Dyfyniad MLA

Eastland, Terry. Energy in the Executive: The Case for the Strong Presidency. Free Press, 1992.

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