popsike.com - American Top 40 Casey Kasem 12-15-1979 COMPLETE - auction details
Casey Kasem – American Top 40 (9/12/81) (1981, Vinyl) - Discogs
KDRI (The Drive)/Tucson Adds 'American Top 40 With Casey Kasem -- The 70s'
Casey Kasem, WMGN-FM (AT40 4/21/73) Madison, WI April 14, 2018 (Unscoped) : American Top 40 Airchecks : Free Download, Borrow, and Streaming : Internet Archive
Casey Kasem Remembered (1932-2014) – Billboard
Signal 102; CASEY KASEM: AMERICAN TOP 40; May 15, 1988 by The Irish Pirates Archive | Mixcloud
When Did Casey Kasem Finally Sign Off of the American Top 40? | Cashbox Canada
Casey Kasem Archives - Alan Cross' A Journal of Musical Things
PHOTOS: 37 facts about Casey Kasem's American Top 40
Casey Kasem - American Top 40 The 80's 14 - YouTube
American Top 40 - Wikipedia
Casey Kasem Remembered (1932-2014) – Billboard
American Top 40 - Casey Kasem - 1970s, 1980s
Radio Nova: CASEY KASEM: AMERICAN TOP 40; April 11, 1982 by The Irish Pirates Archive | Mixcloud
Year-End Charts (Casey Kasem Era) – Radio Year End Charts Archive
Casey Kasem's American Top 40: The '80s Show On Sundays From 7A-11A