Burt, C. L. (1961). The backward child (Fifth edition.). University of London Press Ltd.
Cita Chicago Style (17a ed.)Burt, Cyril Lodowic. The Backward Child. Fifth edition. London: University of London Press Ltd, 1961.
Cita MLA (9a ed.)Burt, Cyril Lodowic. The Backward Child. Fifth edition. University of London Press Ltd, 1961.
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