1. Modern Romance;Ansari,2015
2. Emerging Adulthood: The Winding Road from the Late Teens through the Twenties;Arnett,2004
3. Mass Exodus: Catholic Disaffiliation in Britain and America since Vatican II;Bullivant,2019
4. The Twentysomething Soul: Understanding the Religious and Secular Lives of American Young Adults;Clydesdale,2019
5. Young Adult American Catholics: Explaining Vocation in Their Own Words;Day,2018