Roy Halladay's No. 32 retired in emotional ceremony at Jays opener
Phillies retire Halladay's No. 34 in tribute to late ace
Roy Halladay's Number is Retired by Toronto Blue Jays - The New York Times
Philadelphia Phillies retire Roy Halladay's No. 34 jersey in tribute to late ace - ESPN
Toronto Blue Jays: It's time to retire Dave Stieb's number
From Olerud to Alomar: The top 10 Blue Jays of all time
Halladay announces his retirement from baseball
Roy Halladay dies at 40: The world of baseball reacts on Twitter – The Denver Post
Ace pitcher Roy Halladay was a Blue Jays fan favourite - The Globe and Mail
Blue Jays' All-Time Retired Numbers