Courville, D. A. (1971). The Exodus problem and its ramifications. Challenge Books.
Chicago-čujuhus (17. p.)Courville, Donovan A. The Exodus Problem and Its Ramifications. Challenge Books, 1971.
MLA-čujuhus (9. p.)Courville, Donovan A. The Exodus Problem and Its Ramifications. Challenge Books, 1971.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.