Unwin, T. (1992). The place of geography. Longman Scientific & Technical ; Wiley.
Chicago-čujuhus (17. p.)Unwin, Tim. The Place of Geography. Harlow, Essex, England : New York: Longman Scientific & Technical ; Wiley, 1992.
MLA-čujuhus (9. p.)Unwin, Tim. The Place of Geography. Longman Scientific & Technical ; Wiley, 1992.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.