APA-referens (7:e uppl.)

Afonja, S. A. (1971). Differential rates of industrial accidents between colured and white workers in Great Britain. University of Birminghaml.

Chicago-referens (17:e uppl.)

Afonja, Simi A. Differential Rates of Industrial Accidents Between Colured and White Workers in Great Britain. England: University of Birminghaml, 1971.

MLA-referens (8:e uppl.)

Afonja, Simi A. Differential Rates of Industrial Accidents Between Colured and White Workers in Great Britain. University of Birminghaml, 1971.