Cita APA (7th ed.)

(1965). Spectrum IV: A fourth science fiction anthology. Pan.

Cita Chicago (17th ed.)

Spectrum IV: A Fourth Science Fiction Anthology. London: Pan, 1965.

Cita MLA (9th ed.)

Spectrum IV: A Fourth Science Fiction Anthology. Pan, 1965.

Atenció: Aquestes cites poden no estar 100% correctes.