Cita APA (7a ed.)
Gallaway, M. An Introduction to Observational Astrophysics. Springer.
Cita estilo Chicago (17a ed.)
Gallaway, Mark. An Introduction to Observational Astrophysics. Cham, Suiza: Springer.
Cita MLA (9a ed.)
Gallaway, Mark. An Introduction to Observational Astrophysics. Springer.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.