Tolong jelaskan mengenai Bahan bacaan dari Hantu Heilbronn

Michel Ferracci-Porri: Le Fantôme de Heilbronn ("The Phantom of Heilbronn's Affair") Editions Normant, France 2009 Referensi

Ned Temko: Germany's hunt for the murderer known as 'the woman without a face' , The Guardian, November 9, 2008

DNA clues in hunt for 'faceless' serial killer , The Daily Telegraph, April 14, 2008

Tristana Moore: Germany hunts phantom killer , BBC, 11 April 2008

Phantom of Heilbronn: hunt for the killer who leaves clues and bodies , The Times, April 10, 2008

Allan Hall: Police step up hunt for serial killer, 'the woman without a face' , The Scotsman, April 10, 2008

Roger Boyes: Junkie's needle may lead to woman serial killer , Irish Independent, June 29, 2007

Frank Krause: Das Phantom, das vielleicht gar keines ist'', Stuttgarter Nachrichten, March 25, 2009