Demography, V. I. o. (2007). The Vienna Institute of Demography 2002 - 2006. Vienna.
Chicago Style CitationDemography, Vienna Institute of. The Vienna Institute of Demography 2002 - 2006. Vienna, 2007.
ציטוט MLADemography, Vienna Institute of. The Vienna Institute of Demography 2002 - 2006. Vienna, 2007.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.