For more subject specific eBooks: We have a wide array of other vendors that offer more niche subject areas. Please see the link below that links to our e-books databases.
Below are links to various publishers that have expanded access to eBooks. You can search in each of their platforms for your text or a substitute text. Additionally, the first link, "eTextbook Publishers," takes you to a SharePoint document from Gerry Canavan about publishers who other Marquette professors have contacted to get access to textbooks for students.
Notes about OpenStax:
Notes about Open Textbook Library