Clay, B. J. (1977). Pinikindu: Maternal nurture, paternal substance. University of Chicago Press.
Chicago-viite (17. p.)Clay, Brenda Johnson. Pinikindu: Maternal Nurture, Paternal Substance. Chicago: University of Chicago Press, 1977.
MLA-viite (9. p.)Clay, Brenda Johnson. Pinikindu: Maternal Nurture, Paternal Substance. University of Chicago Press, 1977.
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