Beynon, R. J., & Bond, J. S. (2001). Proteolytic enzymes: A practical approach (2nd ed.). Oxford University Press.

Beynon, R. J., and Judith S. Bond. Proteolytic Enzymes: A Practical Approach. 2nd ed. Oxford ; New York: Oxford University Press, 2001.

Beynon, R. J., and Judith S. Bond. Proteolytic Enzymes: A Practical Approach. 2nd ed. Oxford University Press, 2001.