Cunningham, B. V. (1936). Family behavior: A study of human relations. Saunders.
Lua i Stíl Chicago (17ú heag.)Cunningham, Bess Virginia. Family Behavior: A Study of Human Relations. Philadelphia: Saunders, 1936.
Lua MLA (8ú heag.)Cunningham, Bess Virginia. Family Behavior: A Study of Human Relations. Saunders, 1936.
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