Fulford, G., Forrester, P., & Jones, A. (1997). Modelling with differential and difference equations. Cambridge University Press.

Fulford, Glenn, Peter Forrester, and Arthur Jones. Modelling with Differential and Difference Equations. Cambridge ; New York: Cambridge University Press, 1997.

Fulford, Glenn, et al. Modelling with Differential and Difference Equations. Cambridge University Press, 1997.