matthijs, k., neels, k., & timmerman, c. (2015). Population change in Europe, the Middle-East and North Africa: Beyond the demographic divide. ashgate.
Cytowanie według stylu Chicago (wyd. 17)matthijs, koenraad, karel neels, i christiane timmerman. Population Change in Europe, the Middle-East and North Africa: Beyond the Demographic Divide. united kingdom: ashgate, 2015.
Cytowanie według stylu MLA (wyd. 9)matthijs, koenraad, et al. Population Change in Europe, the Middle-East and North Africa: Beyond the Demographic Divide. ashgate, 2015.