TY - BOOK AU - Hemmings,Ray ED - George Allen & Unwin TI - Fifty years of freedom: a study of the development of the ideas T2 - Unwin education books SN - 0043710204 U1 - 370.1092 23 PY - 1972///. CY - London: PB - George Allen and Unwin, KW - Neill, Alexander Sutherland KW - Summerhill School KW - Child rearing N1 - Includes bibliographical references and index ER -