Trends in American Homicide, 1968-1978:  Victim-Level Supplementary Homicide Reports
This study was undertaken to standardize the format of 
 national homicide data and to analyze trends over the period 1968-1978. 
 The unit of analysis is the homicide victim, and variables include 
 information on the reporting agency, the circumstances of the incident, 
 and the characteristics of the victim and …