MLA

Perna, Cira, and Marilena Sibillo. Mathematical and Statistical Methods In Insurance and Finance. Springer Milan, 2008.

APA

Perna, C., & Sibillo, M. (2008). Mathematical and Statistical Methods in Insurance and Finance. Springer Milan.

Chicago

Perna, Cira, and Marilena Sibillo. Mathematical and Statistical Methods In Insurance and Finance. : Springer Milan, 2008.