APA format:

Genetic Science Learning Center. (2018, August 7) Learn.Genetics. Retrieved December 07, 2018, from https://learn.genetics.utah.edu/

CSE format:

Learn.Genetics [Internet]. Salt Lake City (UT): Genetic Science Learning Center; 2018 [cited 2018 Dec 7] Available from https://learn.genetics.utah.edu/

Chicago format:

Genetic Science Learning Center. "Learn.Genetics." Learn.Genetics. August 7, 2018. Accessed December 7, 2018. https://learn.genetics.utah.edu/.