-
Academic Search Ultimate (via EBSCOhost)
Datenbank-Infosystem (DBIS)
-
Directory of Open Access Books
Datenbank-Infosystem (DBIS)
-
WBG E-Books
WBG
Datenbank-Infosystem (DBIS)
-
De Gruyter Online
Datenbank-Infosystem (DBIS)
-
De Gruyter Online / eBooks
Datenbank-Infosystem (DBIS)
-
Brill E-Books
Datenbank-Infosystem (DBIS)