SpringerLink (Online service), Demuth, M., Schulze, B., & Witt, I. (2011). Partial Differential Equations and Spectral Theory. Springer Basel.
Chicago Style (17th ed.) CitationSpringerLink (Online service), Michael Demuth, Bert-Wolfgang Schulze, and Ingo Witt. Partial Differential Equations and Spectral Theory. Basel: Springer Basel, 2011.
MLA (8th ed.) CitationSpringerLink (Online service), et al. Partial Differential Equations and Spectral Theory. Springer Basel, 2011.
Warning: These citations may not always be 100% accurate.