Caldwell, I. S. (1959). The organizing principle in the curriculum of Christian education: Protestant trends.
Chicago Style (17th ed.) CitationCaldwell, Irene Smith. The Organizing Principle in the Curriculum of Christian Education: Protestant Trends. 1959.
Cita MLACaldwell, Irene Smith. The Organizing Principle in the Curriculum of Christian Education: Protestant Trends. 1959.
Atenció: Aquestes cites poden no estar 100% correctes.