This bibliography contains a list of sources of additional information on the topics discussed in this book. The bibliography lists books and journal articles in sections organized by topic. The following symbols help you to identify the nature of some of the works listed.
This symbol indicates a work of general interest or an overview of the topic. It's a place to start if you know little or nothing about a topic.
This symbol indicates a work that is seminal in its field. Consult a reference marked with this symbol to find out about the basic research and original ideas on the topic.
This symbol indicates a work that requires that you have a great deal of knowledge in the field in order to find the work useful.
This bibliography presents materials on the following topics: