WHEELER, J. H., Jr, & KOSTBADE, J. T. Regional geography of the world: An introductory survey. Holt.
Chicago-čujuhus (17. p.)WHEELER, Josse H., Jr, juo J. Trenton KOSTBADE. Regional Geography of the World: An Introductory Survey. New York: Holt.
MLA-čujuhus (9. p.)WHEELER, Josse H., Jr, juo J. Trenton KOSTBADE. Regional Geography of the World: An Introductory Survey. Holt.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.