Davie, R., Butler, N. R., & Goldstein, H. (1972). From birth to seven: The second report of the National Child Development Study; 1958 cohort; with full statistical appendix. Longman.
Cita Chicago Style (17a ed.)Davie, Ronald, Neville R. Butler, y Harvey Goldstein. From Birth to Seven: The Second Report of the National Child Development Study; 1958 Cohort; with Full Statistical Appendix. London: Longman, 1972.
Cita MLA (8a ed.)Davie, Ronald, et al. From Birth to Seven: The Second Report of the National Child Development Study; 1958 Cohort; with Full Statistical Appendix. Longman, 1972.
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