@misc{ enwiki:1218722242, author = "{Wikipedia contributors}", title = "A Murder, a Mystery, and a Marriage --- {Wikipedia}{,} The Free Encyclopedia", year = "2024", url = "https://en.wikipedia.org/w/index.php?title=A_Murder,_a_Mystery,_and_a_Marriage&oldid=1218722242", note = "[Online; accessed 9-July-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:1218722242, author = "{Wikipedia contributors}", title = "A Murder, a Mystery, and a Marriage --- {Wikipedia}{,} The Free Encyclopedia", year = "2024", howpublished = "\url{https://en.wikipedia.org/w/index.php?title=A_Murder,_a_Mystery,_and_a_Marriage&oldid=1218722242}", note = "[Online; accessed 9-July-2024]" }