MLA

Roy, Bimal, et al. Progress In Cryptology - Indocrypt 2009. Springer Berlin Heidelberg, 2009.

APA

Roy, B., Kanade, T., Sendrier, N., & Kittler, J. (2009). Progress in Cryptology - INDOCRYPT 2009. Springer Berlin Heidelberg.

Chicago

Roy, Bimal, Takeo Kanade, Nicolas Sendrier, and Josef Kittler. Progress In Cryptology - INDOCRYPT 2009. : Springer Berlin Heidelberg, 2009.