968 resultados para United States. Office of Educational Research and Improvement.
Filtro por publicador
- Applied Math and Science Education Repository - Washington - USA (5)
- Aquatic Commons (9)
- Archive of European Integration (21)
- Aston University Research Archive (1)
- Biodiversity Heritage Library, United States (19)
- BORIS: Bern Open Repository and Information System - Berna - Suiça (5)
- Boston University Digital Common (1)
- Brock University, Canada (13)
- Bucknell University Digital Commons - Pensilvania - USA (1)
- Cambridge University Engineering Department Publications Database (3)
- CentAUR: Central Archive University of Reading - UK (2)
- Chinese Academy of Sciences Institutional Repositories Grid Portal (1)
- Coffee Science - Universidade Federal de Lavras (1)
- Comissão Econômica para a América Latina e o Caribe (CEPAL) (10)
- Dalarna University College Electronic Archive (1)
- Digital Commons @ DU | University of Denver Research (2)
- Digital Commons at Florida International University (6)
- DigitalCommons@The Texas Medical Center (7)
- Duke University (5)
- eResearch Archive - Queensland Department of Agriculture; Fisheries and Forestry (1)
- Harvard University (4)
- Helda - Digital Repository of University of Helsinki (4)
- INSTITUTO DE PESQUISAS ENERGÉTICAS E NUCLEARES (IPEN) - Repositório Digital da Produção Técnico Científica - BibliotecaTerezine Arantes Ferra (1)
- Instituto Politécnico de Viseu (1)
- Ministerio de Cultura, Spain (1)
- National Center for Biotechnology Information - NCBI (2)
- Plymouth Marine Science Electronic Archive (PlyMSEA) (3)
- QSpace: Queen's University - Canada (1)
- QUB Research Portal - Research Directory and Institutional Repository for Queen's University Belfast (13)
- Queensland University of Technology - ePrints Archive (21)
- ReCiL - Repositório Científico Lusófona - Grupo Lusófona, Portugal (1)
- Universidad del Rosario, Colombia (1)
- University of Connecticut - USA (1)
- University of Michigan (791)
- University of Queensland eSpace - Australia (6)
- USA Library of Congress (3)