|Other Retailer||Price Checked Time||Their Price in NZD||Our Price|
|Amazon UK||3 days ago||39.75||$35.77||You save $3.98|
|Amazon US||yesterday||36.13||$35.77||You save $0.36|
NICOLA SLY has a Masters Degree in forensic and legal psychology and currently teaches criminology to adult learners. She is the author of over twenty true crime titles, including Murder by Poison: A Casebook of Historic British Murders. She lives in Cornwall.