Invasive species [elektronický zdroj] : threats, ecological impact and control methods / Joaquâin J. Blanco, Adrian T. Fernandes, editors.    New York, N.Y. :  Nova Science,  c2012 . 1 online zdroj (xii, 181 s.)
http://search.ebscohost.com/login.aspx?direct=true&scope=site&db=nlebk&db=nlabk&AN=541052