MLA

Gustavo E. Romero, Gabriela S. Vila, and Gabriela S Vila. Introduction to Black Hole Astrophysics. Springer Berlin Heidelberg, 2014.

APA

Gustavo E. Romero, G. S. Vila, & Vila, G. S. (2014). Introduction to Black Hole Astrophysics. Springer Berlin Heidelberg.

Chicago

Gustavo E. Romero, Gabriela S. Vila, and Gabriela S Vila. Introduction to Black Hole Astrophysics. : Springer Berlin Heidelberg, 2014.