Cita APA

Hurley, R., & Virgo, D. (1986). Alternative languages for the spectrum. Duckworth.

Citación estilo Chicago

Hurley, Richard, y David Virgo. Alternative Languages for the Spectrum. London: Duckworth, 1986.

Cita MLA

Hurley, Richard, y David Virgo. Alternative Languages for the Spectrum. Duckworth, 1986.