Davis, Adam Clarke, et al. Fertility Behavior in a Tri-Racial, Low Income Rural County. Project report. Raleigh: North Carolina State U, Dept. of Sociology and Anthropology, 1974.
Findings include: 73% of wives approved of family planning, more Whites approved than Blacks, and more Blacks approved than Indians.
Mary Livermore Library, UNC-Pembroke, Pembroke, NC has a paper copy.