List of events at Wrigley Field - Wikipedia
The Baseball Analysts: Change-Up Archives
How Wrigley Field got lights, night games in 1988
Singing with Losers: On the Athletic Failings and Musical Triumphs of the Chicago Cubs - The Other Journal
Ryne Sandberg Biography and Fan Page
STEVE TROUT: What the Cubs Convention means to me
1984 Chicago Cubs Rick Sutcliffe, Dallas Green, Jim Frey Show and The Cubs on the Move
Ryne Sandberg Biography and Fan Page
1988 Classic Blue Rick Sutcliffe Chicago Cubs #224