Mothers' and fathers' behaviors toward their 3- to 4-month-old infants in lower, middle, and upper socioeconomic African American families.
Roopnarine JL, Fouts HN, Lamb ME, Lewis-Elligan TY. Mothers' and fathers' behaviors toward their 3- to 4-month-old infants in lower, middle, and upper socioeconomic African American families. Dev Psychol. 2005 Sep; 41(5):723-32.