@misc{ enwiki:1220119920, author = "{Wikipedia contributors}", title = "Liberty, Allegheny County, Pennsylvania --- {Wikipedia}{,} The Free Encyclopedia", year = "2024", url = "https://en.wikipedia.org/w/index.php?title=Liberty,_Allegheny_County,_Pennsylvania&oldid=1220119920", note = "[Online; accessed 10-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:1220119920, author = "{Wikipedia contributors}", title = "Liberty, Allegheny County, Pennsylvania --- {Wikipedia}{,} The Free Encyclopedia", year = "2024", howpublished = "\url{https://en.wikipedia.org/w/index.php?title=Liberty,_Allegheny_County,_Pennsylvania&oldid=1220119920}", note = "[Online; accessed 10-July-2024]" }