Παραπομπή APA

Borthwick, D. (2007). Spectral theory of infinite-area hyperbolic surfaces. Birkh�user ; Springer distributor].

Παραπομπή Chicago Style

Borthwick, David. Spectral Theory of Infinite-area Hyperbolic Surfaces. Boston, Mass. : [London: Birkh�user ; Springer distributor], 2007.

Παραπομπή MLA

Borthwick, David. Spectral Theory of Infinite-area Hyperbolic Surfaces. Birkh�user ; Springer distributor], 2007.