Modus Operandi: A Writer's Guide to How Criminals Work (Howdunit)

Cause of Death : A Writer's Guide to Death, Murder and Forensic Medicine (Howdunit Series)

Just the Facts, Ma'am: A Writer's Guide to Investigators and Investigation Techniques (Howdunit)

Scene of the Crime: A Writer's Guide to Crime Scene Investigation (Howdunit Series)

Police Procedural: A Writer's Guide to the Police and How They Work (Howdunit)

Murder One: A Writer's Guide to Homicide (Howdunit Series)

Malicious Intent : A Writer's Guide to How Murderers, Robbers, Rapists and Other Criminals Think (The Howdunit)

Missing Persons: A Writer's Guide to Finding the Lost, the Abducted and the Escaped (Howdunit Writing)

Deadly Doses: A Writer's Guide to Poisons (Howdunit Writing)

Body Trauma : A Writer's Guide to Wounds and Injuries (The Howdunit Series) by Page, David W. published by Writer's Digest Books (1997)

Amateur Detectives: A Writer's Guide to How Private Citizens Solve Criminal Cases (Howdunit Writing)