The 20 Greatest Baltimore Orioles of All-Time - Baseball Egg
August 18, 1969: Offensive juggernaut Mark Belanger powers Baltimore win – Society for American Baseball Research
Elliott: Remembering Brooks Robinson — Canadian Baseball Network
Which MLB player could've been better than they actually were? - Quora
Baltimore Orioles: Mark Belanger Interview - 1969
Mark Belanger - Wikipedia
WHEN TOPPS HAD (BASE)BALLS!: July 2023
Mark Belanger (1944-1998), Baltimore Orioles Shortstop (1965-1981) - Winner of 8 Gold Gloves - Sports
Retro Orioles recap: Mark Belanger delivers walkoff as 1970 O's win 99th game - Camden Chat