Koch, K. H. (1971). Progressive Schulen: Progressive schools. Mit Beitr. v. Karl Hermann Koch [u.a.]. Krämer.
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Chicago Style (17th ed.) Citation
Koch, Karl Hermann. Progressive Schulen: Progressive Schools. Mit Beitr. V. Karl Hermann Koch [u.a.]. Stuttgart: Krämer, 1971.
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MLA引文
Koch, Karl Hermann. Progressive Schulen: Progressive Schools. Mit Beitr. V. Karl Hermann Koch [u.a.]. Krämer, 1971.
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警告：這些引文格式不一定是100％准確.