Bowman, M. E. (1969). Romance in Arithmetic: A history of our currency, Weights and meusures and Calendar. University of London Pr.
Cita Chicago (17th ed.)Bowman, Margaret E. Romance in Arithmetic: A History of Our Currency, Weights and Meusures and Calendar. London: University of London Pr, 1969.
Cita MLA (9th ed.)Bowman, Margaret E. Romance in Arithmetic: A History of Our Currency, Weights and Meusures and Calendar. University of London Pr, 1969.
Atenció: Aquestes cites poden no estar 100% correctes.