9/19/81 RARE CASEY KASEM AMERICAN TOP 40 COMPLETE w/LONG DISTANCE DEDICATIONS | eBay
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 and American Top 40 | National Film and Sound Archive of Australia
Year-End Charts (Casey Kasem Era) – Radio Year End Charts Archive
Casey Kasem Archives - Alan Cross' A Journal of Musical Things
Casey Kasem, An Iconic Voice Of American Radio : The Record : NPR
Casey Kasem, AFRTS Casey's Top 40 August 31, 1996 (Restored Unscoped) : American Top 40 Airchecks : Free Download, Borrow, and Streaming : Internet Archive
American Top 40 – Top 100 of 1978 – Radio Year End Charts Archive
Casey Kasem's Classic American Top 40 Countdown — 1970 to 1988 – Bill Dembski