Edwards, J. E. (1949). Parliament and how it works. A simple account of our parliamentary system ([6th ed.].). s.n.
Cita Chicago (17th ed.)Edwards, John E. Parliament and How It Works. A Simple Account of Our Parliamentary System. [6th ed.]. Canberra: s.n, 1949.
Cita MLA (9th ed.)Edwards, John E. Parliament and How It Works. A Simple Account of Our Parliamentary System. [6th ed.]. s.n, 1949.
Atenció: Aquestes cites poden no estar 100% correctes.