Selective packages of theological e-books:

• Brill
• De Gruyter
• Herder
• Kohlhammer
• Springer
• Schöningh
• utb-studi-e-book 

General e-books:

• Swisscovery RZS – ZHB/Uni/PH (with "Books" and "Online" filters)
• EBook Central (with "Owned and subscribed to by my library" filter)
• Content Select (with "Only accessible content" filter)

Overview of all ZHB e-books