United States Holocaust Memorial Museum,. Arquivado do original em 28 de novembro de 2005 Piotrowski, Tadeusz. «Project InPosterum: Poland WWII Casualties»
Krajewska: The judgment of the Polish Constitutional Tribunal on abortion: a dark day for Poland, for Europe, and for democracy». UK Constitutional Law
geralmente Apelação. Poland v. Arizona, 476 U.S. 147 152–154 (1986). Eric M. Freedman, "Giarratano is a Scarecrow: The Right to Counsel in State Postconviction
arquivada (PDF) em 5 de outubro de 2011 «Poland okays forcible castration for pedophiles». Reuters «Poland approves chemical castration for paedophiles»