Citizenship Education Study, Detroit. (1949). Democratic citizenship and development of children, an evaluation of framework based on criteria for democratic living and developmental characteristics and needs of boys and girls. s.n.
Lua i Stíl Chicago (17ú heag.)Citizenship Education Study, Detroit. Democratic Citizenship and Development of Children, an Evaluation of Framework Based on Criteria for Democratic Living and Developmental Characteristics and Needs of Boys and Girls. Detroit: s.n, 1949.
Lua MLA (9ú heag.)Citizenship Education Study, Detroit. Democratic Citizenship and Development of Children, an Evaluation of Framework Based on Criteria for Democratic Living and Developmental Characteristics and Needs of Boys and Girls. s.n, 1949.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.