Cameron, A. J. (1966). Mathematical enterprises for schools ([1st ed.].). Pergamon Press.
Cita Chicago (17th ed.)Cameron, A. J. Mathematical Enterprises for Schools. [1st ed.]. Oxford ; New York: Pergamon Press, 1966.
Cita MLA (8th ed.)Cameron, A. J. Mathematical Enterprises for Schools. [1st ed.]. Pergamon Press, 1966.
Atenció: Aquestes cites poden no estar 100% correctes.