APA (7th ed.) Citation

Purdy, J. (1961). Colour of darkness; eleven stories and a novella. Secker and Warburg.

Chicago Style (17th ed.) Citation

Purdy, James. Colour of Darkness; Eleven Stories and a Novella. London: Secker and Warburg, 1961.

MLA (9th ed.) Citation

Purdy, James. Colour of Darkness; Eleven Stories and a Novella. Secker and Warburg, 1961.