APA-viite

Hassard, B. D., Kazarinoff, N. D., & Wan, Y. (1981). Theory and applications of Hopf bifurcation. Cambridge University Press.

Chicago-tyylinen lähdeviittaus

Hassard, B. D., Nicholas D. Kazarinoff, ja Y.-H Wan. Theory and Applications of Hopf Bifurcation. Cambridge ; New York: Cambridge University Press, 1981.

MLA-viite

Hassard, B. D., et al. Theory and Applications of Hopf Bifurcation. Cambridge University Press, 1981.