Cita APA (7a ed.)

Smith, R. C. (1995). Observational astrophysics. Cambridge University Press.

Cita Chicago Style (17a ed.)

Smith, Robert Connon. Observational Astrophysics. Cambridge: Cambridge University Press, 1995.

Cita MLA (8a ed.)

Smith, Robert Connon. Observational Astrophysics. Cambridge University Press, 1995.