@misc{ enwiki:1213264028, author = "{Wikipedia contributors}", title = "Texas's 18th congressional district --- {Wikipedia}{,} The Free Encyclopedia", year = "2024", url = "https://en.wikipedia.org/w/index.php?title=Texas%27s_18th_congressional_district&oldid=1213264028", note = "[Online; accessed 20-June-2024]" }
url
(\usepackage{url}
somewhere in the preamble), which tends to give much more nicely formatted web addresses, the following may be preferred:
@misc{ enwiki:1213264028, author = "{Wikipedia contributors}", title = "Texas's 18th congressional district --- {Wikipedia}{,} The Free Encyclopedia", year = "2024", howpublished = "\url{https://en.wikipedia.org/w/index.php?title=Texas%27s_18th_congressional_district&oldid=1213264028}", note = "[Online; accessed 20-June-2024]" }