Bailey, N. T. J., & Bailey, N. T. J. (1957). The mathematical theory of epidemics. Griffin.
Cita Chicago (17th ed.)Bailey, Norman T. J., i Norman Thomas John Bailey. The Mathematical Theory of Epidemics. London: Griffin, 1957.
Cita MLA (8th ed.)Bailey, Norman T. J., i Norman Thomas John Bailey. The Mathematical Theory of Epidemics. Griffin, 1957.
Atenció: Aquestes cites poden no estar 100% correctes.