Urhobo, E. (1978). Disaster relief administration. Daystar press.
Chicago-čujuhus (17. p.)Urhobo, Emmanuel. Disaster Relief Administration. Ibadan: Daystar press, 1978.
MLA-čujuhus (9. p.)Urhobo, Emmanuel. Disaster Relief Administration. Daystar press, 1978.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.