Cita APA (7a ed.)
Raine, D., & Thomas, E. Black Holes: An Introduction. Imperial College.
Cita estilo Chicago (17a ed.)
Raine, Derek, y E.G Thomas. Black Holes: An Introduction. Londres, Inglaterra: Imperial College.
Cita MLA (9a ed.)
Raine, Derek, y E.G Thomas. Black Holes: An Introduction. Imperial College.
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