HARRINGTON, E. G. STEM Education in the United States: Selected Web Resources. Issues in Science and Technology Librarianship, [S. l.], n. 81, 2015. DOI: 10.5062/F47S7KS6. Disponível em: https://journals.library.ualberta.ca/istl/index.php/istl/article/view/1657. Acesso em: 19 may. 2021.