Dixon, R. B. (1989). The racial history of man. Swati.
Chicago-čujuhus (17. p.)Dixon, Ronald B. The Racial History of Man. Deihi: Swati, 1989.
MLA-čujuhus (9. p.)Dixon, Ronald B. The Racial History of Man. Swati, 1989.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.