Pendle, . G. (1970). South America (2nd ed.). University Press.
Chicago-čujuhus (17. p.)Pendle, George. South America. 2nd ed. London, Oxford: University Press, 1970.
MLA-čujuhus (9. p.)Pendle, George. South America. 2nd ed. University Press, 1970.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.