Cita APA (7a ed.)
Clarke, A. C. The City and the Stars. Signet : New American Library.
Cita estilo Chicago (17a ed.)
Clarke, Arthur C. The City and the Stars. Nueva York, EUA: Signet : New American Library.
Cita MLA (9a ed.)
Clarke, Arthur C. The City and the Stars. Signet : New American Library.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.