Sicilian defense book suggestion

A good, instructive introduction to the Sicilian Defense, targeted primarily to experienced players is "Starting Out: The Sicilian", 2nd Edition, by John Emms. It treats all of the popular variations.
Otherwise search 'Sicilian' in the following:..
Good Chess Openings Books For Beginners and Beyond...
https://www.chess.com/blog/RussBell/good-chess-openings-books-for-beginners-and-beyond
What is the best Sicilian defense book for black for the intermediate level.