* Album liner notes: The liner notes of an album often list the names of the recording engineers who worked on the project.
* Online music databases: Many online music databases, such as AllMusic and Discogs, list the names of the recording engineers who worked on a particular album or song.
* Music magazines and websites: Music magazines and websites often publish articles about the making of albums, which may include information about the recording engineers who were involved.
* Recording studios: Recording studios often have their own websites, which may list the names of the engineers who work there.
If you are unable to find the information you are looking for in any of these sources, you can also try contacting the record label that released the album or the band or artist who recorded it.