Writing the modern mystery

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

How to Write Mysteries (Genre Writing Series)

The Weekend Novelist Writes a Mystery: From Empty Page to Finished Mystery in Just 52 Weekends--A Dynamic Step-by-Step Program

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

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

Writing and Selling Your Mystery Novel

Writing Mysteries

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)

Don't Murder Your Mystery [Agatha Award for Best Nonfiction Book]