Cita APA (7a ed.)

Saunders, P. T. (1980). An Introduction to catastrophe theory. Cambridge University Press.

Cita Chicago Style (17a ed.)

Saunders, P. T. An Introduction to Catastrophe Theory. Cambridge: Cambridge University Press, 1980.

Cita MLA (9a ed.)

Saunders, P. T. An Introduction to Catastrophe Theory. Cambridge University Press, 1980.