Minkov, Michael (2007). What makes us different and similar: A new interpretation of the World Values Survey and other cross-cultural data. Sofia, Bulgaria: Klasika y Stil Publishing House. ISBN978-954-327-023-1.[1]보관됨 2010-11-23 - 웨이백 머신
Minkov, Michael (2007). What makes us different and similar: A new interpretation of the World Values Survey and other cross-cultural data. Sofia, Bulgaria: Klasika y Stil Publishing House. ISBN978-954-327-023-1.[1]보관됨 2010-11-23 - 웨이백 머신