Hanrahan, J. (1983). Government by contract. W.W. Norton.
Cita Chicago (17th ed.)Hanrahan, John. Government by Contract. New York: W.W. Norton, 1983.
Cita MLA (8th ed.)Hanrahan, John. Government by Contract. W.W. Norton, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.