TY - JOUR A1 - Pollard, M.S. A1 - Morgan, S.P. T1 - Emerging Parental Gender Indifference? Sex Composition of Children and the Third Birth Y1 - 2002 DO - 10.2307/3088947 JF - American Sociological Review VL - 67 IS - 4 SP - 600 EP - -613 ER -