European Commission. (2007). European handbook on equality data: Why and how to build to a national knowledge base on equality and discrimination on the grounds of racial and ethnic origin, religion and belief, disability, age and sexual orientation. Λουξεμβούργο: Υπηρεσία Επισήμων Εκδόσεων των Ευρωπαικών Κοινοτήτων.

European Commission. European Handbook On Equality Data: Why and How to Build to a National Knowledge Base On Equality and Discrimination On the Grounds of Racial and Ethnic Origin, Religion and Belief, Disability, Age and Sexual Orientation. Λουξεμβούργο: Υπηρεσία Επισήμων Εκδόσεων των Ευρωπαικών Κοινοτήτων, 2007.

European Commission. European Handbook On Equality Data: Why and How to Build to a National Knowledge Base On Equality and Discrimination On the Grounds of Racial and Ethnic Origin, Religion and Belief, Disability, Age and Sexual Orientation. Λουξεμβούργο: Υπηρεσία Επισήμων Εκδόσεων των Ευρωπαικών Κοινοτήτων, 2007.