National Research Council (U.S.). Mathematical Sciences Education Board, National Research Council (U.S.). Board on Science Education, & Beatty, A. S. (2005). Mathematical and scientific development in early childhood: A workshop summary. National Academies Press.
Cita Chicago Style (17a ed.)National Research Council (U.S.). Mathematical Sciences Education Board, National Research Council (U.S.). Board on Science Education, y Alexandra S. Beatty. Mathematical and Scientific Development in Early Childhood: A Workshop Summary. Washington, D.C.: National Academies Press, 2005.
Cita MLA (8a ed.)National Research Council (U.S.). Mathematical Sciences Education Board, et al. Mathematical and Scientific Development in Early Childhood: A Workshop Summary. National Academies Press, 2005.