Hoffmeyer-Zlonik, J. H. P., & Wolf, C. (2003). Advances in cross-national comparison: A european working book for demogrphic and socio-economic variables / edited by Jürgen H. P. Hoffmeyer-Zlotnik and Christof Wolf. Amsterdam: Kluwer Academic / Plenum Publishers.

Hoffmeyer-Zlonik, Jürgen H. P., andfavorite Christof Wolf. Advances in Cross-national Comparison: A European Working Book for Demogrphic and Socio-economic Variables / Edited By Jürgen H. P. Hoffmeyer-Zlotnik and Christof Wolf. Amsterdam: Kluwer Academic / Plenum Publishers, 2003.

Hoffmeyer-Zlonik, Jürgen H. P., andfavorite Christof Wolf. Advances in Cross-national Comparison: A European Working Book for Demogrphic and Socio-economic Variables / Edited By Jürgen H. P. Hoffmeyer-Zlotnik and Christof Wolf. Amsterdam: Kluwer Academic / Plenum Publishers, 2003.