Griffiths, J. C. (1981). Afghanistan: Key to a continent. Westview Pr.
Chicago-čujuhus (17. p.)Griffiths, John C. Afghanistan: Key to a Continent. Boulder, Colo.: Westview Pr, 1981.
MLA-čujuhus (9. p.)Griffiths, John C. Afghanistan: Key to a Continent. Westview Pr, 1981.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.