APA (7th ed.) Citation

Crank, J. (1975). The mathematics of diffusion (2a ed.). Clarendon Press.

Chicago Style (17th ed.) Citation

Crank, J. The Mathematics of Diffusion. 2a ed. Oxford: Clarendon Press, 1975.

MLA (9th ed.) Citation

Crank, J. The Mathematics of Diffusion. 2a ed. Clarendon Press, 1975.