APA-čujuhus (7. p.)
Luc Hens, B. N. The World Summit on Sustainable Development: The Johannesburg Conference. Springer.
Chicago-čujuhus (17. p.)
Luc Hens, Bhaskar Nath. The World Summit on Sustainable Development: The Johannesburg Conference. Dordrecht, Holanda: Springer.
MLA-čujuhus (9. p.)
Luc Hens, Bhaskar Nath. The World Summit on Sustainable Development: The Johannesburg Conference. Springer.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.