Cita APA (7a ed.)

Binney, J., & McMillan, P. (2011). Models of our Galaxy II.

Cita Chicago Style (17a ed.)

Binney, J., y P. McMillan. Models of Our Galaxy II. 2011.

Cita MLA (9a ed.)

Binney, J., y P. McMillan. Models of Our Galaxy II. 2011.