1987 Action All-Stars checklist - Supercollector Catalog
Kent Hrbek – Society for American Baseball Research
The East Carolinian, August 31, 1993 - ECU Digital Collections
SABR's Baseball Cards Research Committee – Page 18
Condition is Like New.
Bret Saberhagen, Royals 1984 Topps Traded Rookie Card #104-T NRMINT MINT
Cardboard appreciation: 1981 Topps 1980 NL Championships
Rare piece! Population LOW! Get it now, before it is gone!
Bret Saberhagen 1984 Topps Traded Rookie RC #104T PSA 9 Kansas City Royal LEGEND
A look back at Royals first year players from 1985 - Royals Review
Early Royals baseball cards - Royals Review
Bret Saberhagen Autographed Autographed Cards, Signed Bret Saberhagen Inscripted Autographed Cards
Mexican Baseball Players Price List - Supercollector Catalog