The following books were referenced in preparing the information presented in What'sType?. They are all excellent resources to have in your personal library. If you would like to purchase any of the books, just click on link in the book's title (if it's got a link) to buy it from barnesandnoble.com, or you may check with your local bookstore or library.
Bringhurst, Robert. Elements of Typographic Style. 2nd ed. Point Roberts, WA 1996.
Carter, Rob, et al. Typographic Design: Form & Communication. 2nd ed. New York 1993.
Drate, Spencer, et al. Cool Type. Cincinnati, OH 1997.
Haley, Allan. Alphabet: the Evolution and Design of the Letters We Use Today. New York 1995.
Haley, Allan. Type: Hot Designers Make Cool Fonts. Gloucester, MA 1998.
Haller, Lynn. Creative Edge: Page Design. Cincinnati, OH 1998.
Jeavons, Terry and Micheal Beaumont. An Introduction to Typography. London 1990.
Lupton, Ellen. Mixing Messages: Graphic Design in Contemporary Culture. New York 1996.
Spiekermann, Erik and E.M. Ginger. Stop Stealing Sheep & Find out how Type Works. Mountain View, CA 1993.
Countless back issues of Emigre, U&lc, How, Print, and Communication Arts.