APA Edition Citation

Sewell, M. J. (1987). Maximum and minimum principles : a unified approach, with applications / M.J. Sewell: A unified approach, with applications. Cambridge University Press.

Chicago Edition Citation

Sewell, M. J. Maximum and Minimum Principles : A Unified Approach, with Applications / M.J. Sewell: A Unified Approach, with Applications. Cambridge: Cambridge University Press, 1987.

MLA Edition Citation

Sewell, M. J. Maximum and Minimum Principles : A Unified Approach, with Applications / M.J. Sewell: A Unified Approach, with Applications. Cambridge University Press, 1987.