Including topics such as Wikipedia's importance as a global phenomenon, this is a timely consideration of the roles of the guardians and editors of information

Full-color maps, photographs, and paintings illustrate a comprehensive reference guide to American history.

Journey back in time and marvel at the history of our world like never before with this children's encyclopedia perfect for curious kids. Forming part of a fant

Hundreds of questions about the past are answered in this book, aimed at younger readers.