00399nam a2200133Ia 4500020001800000082001700018100002200035245006100057250002000118260002800138300001600166650006100182650002200243  a9780072825855  a306.85 FER-S  aSusan J. Ferguson  aShifting the Center: Understanding Contemporary Families  a1st ed. in 1949  bMayfield Pub. Co.c1963  a227p; 2.1cm  aShifting the Center: Understanding Contemporary Families  aSusan J. Ferguson