Παραπομπή σε μορφή APA (7η εκδ.)

Keilman, N. (2003). Demographic and social implications of low fertility for family structures in Europe. Council of Europe Publishing.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Keilman, Nico. Demographic and Social Implications of Low Fertility for Family Structures in Europe. Strasbourg: Council of Europe Publishing, 2003.

Παραπομπή σε μορφή MLA (8th εκδ.)

Keilman, Nico. Demographic and Social Implications of Low Fertility for Family Structures in Europe. Council of Europe Publishing, 2003.