APA format:

Genetic Science Learning Center. (2013, February 14) Virtual Labs. Retrieved October 19, 2017, from http://learn.genetics.utah.edu/content/labs/

CSE format:

Virtual Labs [Internet]. Salt Lake City (UT): Genetic Science Learning Center; 2013 [cited 2017 Oct 19] Available from http://learn.genetics.utah.edu/content/labs/

Chicago format:

Genetic Science Learning Center. "Virtual Labs." Learn.Genetics. February 14, 2013. Accessed October 19, 2017. http://learn.genetics.utah.edu/content/labs/.