APA (7th ed.) Citation

Hughes, T. H., Schafer, C. E., & Sielken, R. L. (1980). Compartmental modelling, semi-Markov theory and implementation.

Chicago Style (17th ed.) Citation

Hughes, Terry H., Carl E. Schafer, and Robert L. Sielken. Compartmental Modelling, Semi-Markov Theory and Implementation. 1980.

MLA (9th ed.) Citation

Hughes, Terry H., et al. Compartmental Modelling, Semi-Markov Theory and Implementation. 1980.