Waltman, P. E. (1974). Deterministic threshold models in the theory of epidemics. Springer-Verlag.
Chicago Style aipamenaWaltman, Paul E. Deterministic Threshold Models in the Theory of Epidemics. Berlin, New York: Springer-Verlag, 1974.
MLA aipamenaWaltman, Paul E. Deterministic Threshold Models in the Theory of Epidemics. Springer-Verlag, 1974.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.