REFERENCES
- OTA (Office of Technology Assessment) . 1993 . Harmful non-indigenous species in the United States , Washington, D.C. : US Government Printing Office . Report OTA-F-565, Available: http://.www.wws.princeton.edu/∼ota/disk1/1993/9325_n.html. (June 2011)
- Pimentel , D. , Lach , L. , Zuniga , R. and Morrison , D. 2000 . Environmental and economic costs of nonindigenous species in the United States . Bioscience , 50 ( 1 ) : 53 – 65 .
- Pimentel , D. , Zuniga , R. and Morrison , D. 2005 . Update on the environmental and economic costs associated with alien invasive species in the United States . Ecological Economics , 52 ( 3 ) : 273 – 288 .
- USFWS (U.S. Fish and Wildlife Service) . 2012a . State/interstate aquatic nuisance species management plans: cost-share grants to implement prevention and control activities , Washington, D.C. : U.S. Fish and Wildlife Service .
- USFWS (U.S. Fish and Wildlife Service) . 2012b . The evolution of the state/interstate aquatic nuisance species management plan grant program , Washington, D.C. : U.S. Fish and Wildlife Service .