Gordon Murray A. Trail of the Future: Challenge to the Law. Simon & Schuster.
Cita Chicago (17th ed.)Gordon Murray A. Trail of the Future: Challenge to the Law. New York: Simon & Schuster.
Cita MLA (9th ed.)Gordon Murray A. Trail of the Future: Challenge to the Law. Simon & Schuster.
Atenció: Aquestes cites poden no estar 100% correctes.