The beginning sections cover municipal law enforcement, county law enforcement, coroners and medical examiners, prosecutors, campus law enforcement, and law enforcement training. Subsequent sections deal with the Bureau of Indian Affairs and tribal law enforcement, airport and harbor police, State police and highway patrols, State criminal investigation units, State correctional agencies, and general State agencies. Final sections encompass conservation law enforcement, Federal agencies, military agencies, law enforcement and related associations, railroad law enforcement, Canadian law enforcement, and international agencies. The directory provides points of contact, addresses, and telephone numbers for each institution and agency.