OAPEN (Open Access Publishing in European Networks)
2025
DOAB Directory of Open Access Books
2025
DOAB Directory of Open Access Books
2021
DOAB Directory of Open Access Books
2024
Cambridge Open Access Books and Elements
2024
DOAB Directory of Open Access Books
2020
OAPEN (Open Access Publishing in European Networks)
2018
DOAB Directory of Open Access Books
2018
Books at JSTOR: Open Access
2018
OAPEN (Open Access Publishing in European Networks)
1986
DOAB Directory of Open Access Books
1986
OAPEN (Open Access Publishing in European Networks)
2020
DOAB Directory of Open Access Books
2020
EBSCO Open Access Journals
2017-01-01 ~ 현재
DOAB Directory of Open Access Books
2020
DOAB Directory of Open Access Books
2023