Reddit reviews Gershwin: Rhapsody in Blue / An American in Paris / Concerto in F

You could try looking up this stuff
You can't usually go wrong with decent labels such as Decca. Also you could check out reviews here
I grew up listening to classical music as my dad was a fanatic. Also say for example you wish to listen to a certain composer such as Bach for example. Look for reviews or lists of what are considered the best recordings. There's a tonne of information out there and millions of recordings.

My favorite recordings I own is this and this