Fixx, J. The complete book of running (First edition.). Random House.
Cita Chicago (17th ed.)Fixx, James.F. The Complete Book of Running. First edition. New York: Random House.
Cita MLA (9th ed.)Fixx, James.F. The Complete Book of Running. First edition. Random House.
Atenció: Aquestes cites poden no estar 100% correctes.