Lindberg, L. (1954). The democratic classroom: A guide for teachers. Bureau of Publications, Teachers College, Columbia Univerity.
Цитирование в стиле Чикаго (17-е изд.)Lindberg, Lucile. The Democratic Classroom: A Guide for Teachers. New York: Bureau of Publications, Teachers College, Columbia Univerity, 1954.
Цитирование MLA (9-е изд.)Lindberg, Lucile. The Democratic Classroom: A Guide for Teachers. Bureau of Publications, Teachers College, Columbia Univerity, 1954.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.