Calow, P. (1998). Handbook of environmental risk assessment and management. Blackwell Science.
Chicago-čujuhus (17. p.)Calow, Peter. Handbook of Environmental Risk Assessment and Management. Londres: Blackwell Science, 1998.
MLA-čujuhus (9. p.)Calow, Peter. Handbook of Environmental Risk Assessment and Management. Blackwell Science, 1998.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.