(2003). Sea Urchin 2003: International conference on fisheries and aquaculture. IFOP.
Chicago-čujuhus (17. p.)Sea Urchin 2003: International Conference on Fisheries and Aquaculture. Puerto Montt: IFOP, 2003.
MLA-čujuhus (9. p.)Sea Urchin 2003: International Conference on Fisheries and Aquaculture. IFOP, 2003.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.