You will often want to draw on the work of others to support your own ideas. Use clear references and citations to indicate from whom the ideas come.
Avoid inserting source information without adding your own analysis; instead include your own voice and your own analysis and ideas. You will likely want to include sources which are are in agreement AND in disagreement with your own views. This way you can recognize and respond to multiple perspectives on the given issue. In doing so, you can make your own argument stronger.
Common ways to present sources:
Components to include when integrating a source:
Contact Northwestern's Writing Center for more in-depth help with integrating sources.