APA (7th ed.) Citation

Edmunds, D. E., & Evans, W. D. (2018). Spectral theory and differential operators (Second edition.). Oxford University Press.

Chicago Style (17th ed.) Citation

Edmunds, David E., and W. D. Evans. Spectral Theory and Differential Operators. Second edition. Oxford: Oxford University Press, 2018.

MLA (9th ed.) Citation

Edmunds, David E., and W. D. Evans. Spectral Theory and Differential Operators. Second edition. Oxford University Press, 2018.