Jones, B. W. (1963). Elementary concepts of mathematics (3a. ed.). MacMillan.
Cita Chicago (17th ed.)Jones, Burton W. Elementary Concepts of Mathematics. 3a. ed. Toronto: MacMillan, 1963.
Cita MLA (9th ed.)Jones, Burton W. Elementary Concepts of Mathematics. 3a. ed. MacMillan, 1963.
Atenció: Aquestes cites poden no estar 100% correctes.