Crime Library: Criminal Minds and Methods

The Case of Tammy Zywicki

Sources, retireved 10/20/2009, retireved 10/20/2009, retireved 10/20/2009, retireved 10/20/2009

Colimore, Edward. "FBI pursues tips in Zywicki slaying." Philadelphia Inquirer August 23, 2005

Donovan, Lisa. "FBI probes for link between possible serial killer, Zywicki; Woman killed on way to Iowa college." Chicago Sun-Times July 17, 2007

"California trucker cleared in Iowa student's death." The Associated Press. November 11, 1998

"Confessed killer eyed in '92 Zywick slaying." The Associated Press. The Pantagraph November 10, 1998

"Zywicki link is sought in Utah assault." Chicago Sun-Times June 6, 1997, retireved 10/20/2009

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