Boniface, B. G. (2002). Worldwide destinations. Butterworth Heinemann.
Chicago-čujuhus (17. p.)Boniface, Brian G. Worldwide Destinations. Oxford: Butterworth Heinemann, 2002.
MLA-čujuhus (9. p.)Boniface, Brian G. Worldwide Destinations. Butterworth Heinemann, 2002.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.