Smith has written many books, including Disney A to Z, an official encyclopedia of Disney knowledge, as well as the Walt Disney Trivia Books, and also coauthored Disney - The First 100 Years. He also had a column in Disney Magazine, titled "Ask Dave", in which he answered fan letters asking questions about Disney media, and also provided a trivia quiz for readers to answer themselves. In 2007, he was honored with the Disney Legends Award, an honor given to people who have made significant contributions to the Walt Disney Company. During his acceptance speech, he stated that he has at one time worked with nearly all the other Disney Legends.
- Disney A to Z, an official encyclopedia of Disney knowledge
- Walt Disney Trivia Books
- Disney - The First 100 Years (Co-authored)
- Disney Trivia from the Vault (Published in 2012, Copyright 2012 Disney Enterprises, Inc.)