The 4 possibilities are :
therefore.......
as you can see....
in conclusion ....
It depends on what that paragraph says. I don't have sufficient context to provide a solid answer.
If I had to guess, your paragraph was most likely about the conflict between ideals of individualism and community.
It usually appears as an individual section called Reference.
It locates at the end of the essay, and they are labeled correspondingly with notice in the previous sections as well.
