Hullen, G. (2003). Living Arrangements and Households - Methods and Results of Demographic Projections.
Chicago-Zitierstil (17. Ausg.)Hullen, Gert. Living Arrangements and Households - Methods and Results of Demographic Projections. Wiesbaden, 2003.
MLA-Zitierstil (8. Ausg.)Hullen, Gert. Living Arrangements and Households - Methods and Results of Demographic Projections. 2003.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.