Algemene prehistorie

MLA

Clark, John Grahame Douglas, and A. J Richel. Algemene Prehistorie. Utrecht: Spectrum, 1963.

APA

Clark, J. Grahame Douglas, & Richel, A. J. (1963). Algemene prehistorie. Utrecht: Spectrum.

Chicago

Clark, John Grahame Douglas, Algemene Prehistorie. Translated by A. J Richel. Utrecht: Spectrum, 1963.