1. Cockroaches: ecology, behavior, and natural history;Bell,2007
2. Cochran DG. Cockroaches-biology and control. WHO/VBC/1982.856.6
3. Regional evaluation of bacterial contamination in hospital environment cockroaches;Vahabi;Iran J Environ Health Sci Eng,2007
4. Habitat influences on diversity of bacteria found on German cockroach in Beijing;Xue1;J Envir Sci,2009
5. Cockroaches (Periplaneta Americana and Blattella germanica) as potential vectors of the pathogenic bacteria found in nosocomial infections;Fakoorziba;Annals Trop Med Parasit,2010