TY - JOUR T1 - Trends in income-related gaps in enrollment in early childhood education: 1968 to 2013 AU - Magnuson, Katherine A. AU - Waldfogel, Jane PY - 2016 DO - 10.1177/2332858416648933 SP - 1 EP - 13 JO - AERA Open VL - 2 IS - 2 SN - 2332-8584 ER -