APA-čujuhus (7. p.)
(1987). Environmental guidelines for settlements planning and management. UNCHS/UNEP.
Chicago-čujuhus (17. p.)
Environmental Guidelines for Settlements Planning and Management. Nairobi: UNCHS/UNEP, 1987.
MLA-čujuhus (9. p.)
Environmental Guidelines for Settlements Planning and Management. UNCHS/UNEP, 1987.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.