APA-čujuhus (7. p.)
Roba, G. M. (2008). Assessing oil vulnerability: Key indicators and policy options. Kenya Institute for Public Policy Research and Analysis.
Chicago-čujuhus (17. p.)
Roba, Guyo Malicha. Assessing Oil Vulnerability: Key Indicators and Policy Options. Nairobi, Kenya: Kenya Institute for Public Policy Research and Analysis, 2008.
MLA-čujuhus (9. p.)
Roba, Guyo Malicha. Assessing Oil Vulnerability: Key Indicators and Policy Options. Kenya Institute for Public Policy Research and Analysis, 2008.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.