ProQuest Nursing and Allied Health Premier has a collection of disertations, including about 2000 DNP dissertations available in full text PDF. Looking at dissertations is a great way to see a model of your research, as well as finding good references for your project.
The Proquest Dissertations & Theses Global : The Sciences and Engineering Collection database contains a large selection of DNP projects to use as examples of a successful project.
In order to find the DNP projects, type DNP in the search box. Then, to the right of the searchbox, where it says "Anywhere" by default, open the drop-down menu and select "Degree." Then click on the search button.