Gaya APA

Cheng, K., Romero, G, E. (2005). Multiwavelength Approach to Unidentified Gamma-Ray Sources (1st ed.). Dordrecht: Springer.

Gaya MLA

Cheng, K.S.., Romero, Gustavo, E.. "Multiwavelength Approach to Unidentified Gamma-Ray Sources". 1st ed. Dordrecht: Springer, 2005. E Book.