Amazon.com has audio clips of "California Dreamin'" by The Mamas And The Papas on the albums listed below. To listen to a clip, click on any album name and you will be taken to a CD product web page with a list of album tracks linked to song clips.
20th Century Masters: The Best Of The Mamas & The Papas (Millennium Collection) - The Mamas & the Papas - MCAThe Amazon.com MP3 Store also has a clip of the above song on the album listed below. Click on the album name and you will be taken to a list of mp3 album tracks with audio samples that include the above song.
All the Leaves Are Brown: The Golden Era Collection - The Mamas & the Papas - MCA (2 CDs)
If You Can Believe Your Eyes and Ears - The Mamas and the Papas - Mca
Greatest Hits: The Mamas And The Papas - The Mamas And The PapasCDUniverse also has a clip of the above song on the album listed below. Click on the album name and you will be taken to a list of albums, including the one below, that include the above song. (Note: Those albums with music note icons all have song clips. To see the entire list of CDs, you may need to scroll down all the way to the bottom as many songs have lyrics and other information displayed at the top.)
Gold - Mamas And The Papas