@article{Hechinger, author = {Hechinger, F. M.}, title = {Modern American Higher Education}, series = {Perspectives (No. 16, 1956), pp. 90ff.}, journal = {Perspectives (No. 16, 1956), pp. 90ff.}, language = {en} } @article{Hechinger, author = {Hechinger, F. M.}, title = {Summerhill: For and Against}, series = {H. H. Hart (Ed.), Summerhill: For and Against, New York (Hart Publishing Company) 1970, pp. 34-47.}, journal = {H. H. Hart (Ed.), Summerhill: For and Against, New York (Hart Publishing Company) 1970, pp. 34-47.}, language = {en} } @article{Hechinger, author = {Hechinger, F. M.}, title = {Summerhill: For and Against}, series = {H. H. Hart (Ed.), Summerhill: For \& Against, New York (Hart Publishing Comp.) 1970, pp. 34-47.}, journal = {H. H. Hart (Ed.), Summerhill: For \& Against, New York (Hart Publishing Comp.) 1970, pp. 34-47.}, language = {en} }