Johns Hopkins Nursing Evidence-Based Practice by Purdue University Libraries purchase many eBooks for you to read books from your computer.
There is no standard format for e-Books. Read each eBook vendor’s instructions to determine how to access sections of a book, print a selection, etc. If you are using an iPad, a Kindle, or other reader, go to "Using E-Readers & E-Books" guide to learn about reading eBooks using readers.
See below, reference eBooks related to evidence-based practice.
Evidence-Based Clinical Practice in Nursing and Health Care by 
Implementing Evidence-Based Practice for Nurses by 
Translation of Evidence into Practice by 
Fast Facts for Evidence-based Practice by There are many Libraries on the Purdue campus, but the Books and Media drop-down on the Libraries website searches the collections of all locations, including eBooks. Books and Media search results will tell you where books are located, and if they're available to check out.
If the Libraries don't own or provide online access to a book or article you want, log-in to InterLibrary Loan (ILL) to request the book from another library.
Most books available online (for free) are older titles - published before 1923 and in public domain.