ot more than five sources are ideal. Choose reliable sources. Be careful with unfounded opinions posted by unrecognized individuals in the field. Government and educational sites are good sources of information. Any official sites can provide legitimate reports on a subject matter. You can judge its credibility by analyzing their domain names and the activities that they do. Providing the specifics is not indicated in the guidelines on how to write a good introduction for a research paper. To the contrary, introduction components are even generalized. However, despite being general, they are structured to reveal a little bit of the whole thing.
How to Write a Research Introduction (with Sample Intros)