Keim, S. (2011). Social networks and family formation processes: Young adults decision making about parenthood. VS Verlag für Sozialwissenschaften.
Lua i Stíl Chicago (17ú heag.)Keim, Sylvia. Social Networks and Family Formation Processes: Young Adults Decision Making About Parenthood. Wiesbaden: VS Verlag für Sozialwissenschaften, 2011.
Lua MLA (9ú heag.)Keim, Sylvia. Social Networks and Family Formation Processes: Young Adults Decision Making About Parenthood. VS Verlag für Sozialwissenschaften, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.