9780316908092 | Board book edition (Little Brown & Co, September 8, 2004), cover price $6.99 | About this edition: In illustrations and brief text, enumerates a number of different things that are okay, such as 'It's okay to be short' and 'It's okay to dream big.

9780031669223 | Little Brown & Co, April 1, 1999, cover price $20.01 | also contains Seal of Approval: The History of the Comics Code | About this edition: In illustrations and brief text, enumerates a number of different things that are okay, such as 'It's okay to be short' and 'It's okay to dream big'

9780316692205 | Little Brown & Co, April 1, 1999, cover price $5.95 | About this edition: In illustrations and brief text, enumerates a number of different things that are okay, such as 'It's okay to be short' and 'It's okay to dream big'

9780316049290 | Little Brown & Co, November 16, 2008, cover price $6.99

9780801865145 | Johns Hopkins Univ Pr, March 22, 2001, cover price $50.00 | About this edition: Portrays the role of comic books in shaping American youth and pop culture, from Batman's struggles with corrupt politicians during the Depression to Iron Man's Cold War battles.

9780801874505 | Johns Hopkins Univ Pr, September 18, 2003, cover price $26.00

9781439569085 | Reprint edition (Paw Prints, November 3, 2008), cover price $30.00

9780031669223, titled "The Okay Book" | Little Brown & Co, April 1, 1999, cover price $20.01 | also contains The Okay Book | About this edition: In illustrations and brief text, enumerates a number of different things that are okay, such as 'It's okay to be short' and 'It's okay to dream big'

9780878059744 | Univ Pr of Mississippi, February 1, 1998, cover price $50.00 | About this edition: For the past forty years the content of comic books has been governed by an industry self-regulatory code adopted by publishers in 1954 in response to public and governmental pressure.

9780878059751 | Univ Pr of Mississippi, February 1, 1998, cover price $20.00