Forensics is a field which draws on knowledge from multilple fields within the physical and social sciences because it intersects hard data with human interactions.
Subjects related to forensics include anthropology, ethics, physics, psychology, sociology, technology, computer science, and journalism.
If you're not finding what you want in forensics-specific databases, you should consider expanding your search to these topics.
The Cambridge Handbook of Forensic Psychology by 
Soil Analysis in Forensic Taphonomy by 
Forensic Anthropology by 
Forensic Odontology by 
Forensic Architecture by FORENSICNetBase is the most important database for Forensic Science & Law. Here are some e-books on topics related to forensics available through the Gumberg Library.
