Roe, D. (1970). Prehistory: An introduction. Book Club associates.
Chicago-čujuhus (17. p.)Roe, Derek. Prehistory: An Introduction. London: Book Club associates, 1970.
MLA-čujuhus (9. p.)Roe, Derek. Prehistory: An Introduction. Book Club associates, 1970.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.