TY - BOOK AU - Piasta, Shayne B. AU - Piasta, Shayne B. AU - Farley, Kristin S. AU - Mauck, Susan A. AU - Ramirez, Pamela Soto. AU - Schachter, Rachel E. AU - O'Connell, Ann A. AU - Justice, Laura M. AU - Spear, Caitlin F. AU - Weber-Mayrer, Melissa. TI - At-scale, state-sponsored language and literacy professional development : : impacts on early childhood classroom practices and children's outcomes U1 - DPer 370.15 J826 January - February 2020 v112 no. 1-2 PY - 2020/// CY - Washington, PB - American Psychological Association, KW - Education. KW - Language and languages. KW - Self-improvement ER -