TY - JOUR A1 - Heuveline, P. A1 - Timberlake, J.M. T1 - The Role of Cohabitation in Family Formation: The United States in Comparative Perspective Y1 - 2004 DO - 10.1111/j.0022-2445.2004.00088.x JF - Journal of Marriage and Family VL - 66 IS - 5 SP - 1214 EP - -1230 ER -