(1981). The Last Great Ice sheets. John Wiley.
Chicago-čujuhus (17. p.)The Last Great Ice Sheets. New York: John Wiley, 1981.
MLA-čujuhus (9. p.)The Last Great Ice Sheets. John Wiley, 1981.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.