There are many free citation generators available online; however, they are often unreliable.
It is highly recommended that you determine your source type and then use the samples listed below to format your citations.
Webpage with Author
Kraizer, S. (2011). Safety on the Internet. Retrieved from http://safechild.org/categoryparents/safety-on-the-internet/
Webpage with Group Author
American Cancer Society. (2015). Genetics and cancer. Retrieved from http://www.cancer.org/cancer/cancercauses/geneticsandcancer/index
Webpage with No Author
Claustrophobia. (2014). Retrieved from http://www.nhs.uk/conditions/claustrophobia/Pages/Introduction.aspx