| 1 | Quality improvement efforts among early childhood education programs participating in Iowa's Quality Rating System | Quality improvement efforts among early childhood education programs participating in Iowa's Quality Rating System | Laura E. Hawkinson; Ann-Marie Faria; Nora Bouacha; Dong Hoon Lee; Ivan Metzger | U.S. Department of Education;Institute of Education Sciences | 2017/03 | ![線上瀏覽 線上瀏覽](styles/teric_r/images/bookpic_pdf_icon.png) | ![圖書全文 圖書全文](styles/teric_r/images/a10.png) |