To make a citation you will need:
ONLY THE WEB ADDRESS IS NOT ENOUGH!
Also, make sure that your source is not an online journal, magazine article, or newspaper article. Those are formatted differently. See Purdue for details: https://owl.english.purdue.edu/owl/resource/560/10/
Example in APA
Website with an Author
Website with an Organization but No Author
Website with No Author or Date.
Sample Blog References and In-text Citations From the APA Style Blog