Porter, D., & Stirling, D. S. G. (1990). Integral equations: A practical treatment, from spectral theory to applications (1. publ.). Cambridge Univ. Press.
Chicago Style (17th ed.) CitationPorter, David, and David S. G. Stirling. Integral Equations: A Practical Treatment, from Spectral Theory to Applications. 1. publ. Cambridge [u.a.]: Cambridge Univ. Press, 1990.
MLA (9th ed.) CitationPorter, David, and David S. G. Stirling. Integral Equations: A Practical Treatment, from Spectral Theory to Applications. 1. publ. Cambridge Univ. Press, 1990.
Warning: These citations may not always be 100% accurate.