TY - BOOK AU - Anderson,Roy Y. TI - First steps to a physical basis of concentration: an initial strategy for parents and teachers relating to learning and behaviour problems SN - 9781899836345 U1 - 618.9285506 PY - 1999/// CY - Carmarthen, Wales, UK PB - Crown House Publishing Limited KW - Communicative disorders in children KW - Attention in children KW - Child development ER -