Picturing Books has been online since 1999.

Information found on this site came from many sources, including publisher, author, and illustrator websites. The principle print sources used include:

• American Picturebooks from Noah's Ark to the Beast Within (Macmillan, 1976) by Barbara Bader
• From Cover to Cover: Evaluating and Reviewing Children's Books (HarperCollins, 2010) by Kathleen T. Horning
• How Picturebooks Work (Garland, 2000) by Maria Nikolajeva and Carole Scott
• Illustrating Children's Books (Barron's, 2004) by Martin Salisbury
• Illustrating Children's Books: History, Technique, Production (Watson-Guptill, 1963, 1977) by Henry Clarence Pitz
• Picture This: How Pictures Work (SeaStar, 2000) by Molly Bang
• Writing with Pictures: How to Write and Illustrate Children's Books (Watson-Guptill, 1997) by Uri Shulevitz