Cita APA (7a ed.)
Ferman, E. L., & Asimov, I. The Magazine of Fantasy and Science Fiction: October - December 1966. Mercury.
Cita estilo Chicago (17a ed.)
Ferman, Edward L., y Isaac Asimov. The Magazine of Fantasy and Science Fiction: October - December 1966. Nueva York, EUA: Mercury.
Cita MLA (9a ed.)
Ferman, Edward L., y Isaac Asimov. The Magazine of Fantasy and Science Fiction: October - December 1966. Mercury.
Precaución: Estas citas no son 100% exactas.