There are two main companies that grant access to etextbooks from multiple publishers. Both allow students to access seven free etextbooks during this time. Use your transy email address to sign up, then search for your texts.
Students can create an account using their Transy email and borrow up to seven free etextbooks. These will be available through May 25, 2020. FAQ and how to for more info. Transy bookstore has a relationship with VitalSource.