A proposal is a persuasive piece meant to convince its audience of the value of a research project. Think of the proposal as the pitch and the paper as the finished product.
But, what is important to remember, is that this is just a starting point. Many students stop right there, and then don’t understand why their instructor graded them poorly on their thesis statement. A thesis needs to be definitive, and should not be about you.
It might make sense to bookmark resources on your web browser or make a digital bibliography that allows you to link the resources you found. You might prefer a printed list of your resources or you might want to write down all you have learned that is relevant to your project on notecards or sticky notes and organize your research paper on a table or the floor.
If you ask many individuals, they may say that writing a research paper is one challenging and meticulous task. But with enough practice throughout the years in school, it could be much easier once you get used to it.
If you want to find helpful and reliable sources of information, the library is literally the best place to look around. There are numerous books, published articles, journals and etc. that you can choose from about your chosen topic.