Regarding the "proper paper" portion of your query, this likely refers to the for citing a television episode in an academic paper. Academic Citation Standards
If you are using the Scribbr MLA Citation Generator or a similar tool from Purdue OWL , your citation for this specific episode would look like this: [S1E20] Remorse
: (2000). Remorse [Television series episode]. In D. Wolf (Executive Producer), Law & order: Special victims unit . NBC. Regarding the "proper paper" portion of your query,
is the title of Season 1, Episode 20 of the television series Law & Order: Special Victims Unit . is the title of Season 1, Episode 20
: "Remorse." Law & Order: Special Victims Unit , created by Dick Wolf, season 1, episode 20, NBC, 2000.
: The name of the entire television series— Law & Order: Special Victims Unit —should be italicized .