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.
Chicago-viite (17. p.)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.
MLA-viite (9. p.)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.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.