Child Welfare League of America & Lawder, E. A. (1971). A Study of Black adoption families: A comparison of a traditional and a quasi-adoption program. Child Welfare League of America.
Παραπομπή σε μορφή Chicago (17η εκδ.)Child Welfare League of America και Elizabeth A. Lawder. A Study of Black Adoption Families: A Comparison of a Traditional and a Quasi-adoption Program. New York: Child Welfare League of America, 1971.
Παραπομπή σε μορφή MLA (8th εκδ.)Child Welfare League of America και Elizabeth A. Lawder. A Study of Black Adoption Families: A Comparison of a Traditional and a Quasi-adoption Program. Child Welfare League of America, 1971.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.