writing a scientific paper. must be up to seven pags with 3 peer preview articles.

I need help with previewed paper about Eutrophication in Rio Salado & encanto park. writing a scientific paper. must be up to seven pags with 3 peer preview articles. It is a practice assignment non graded. I have started on it but didn't know how to add info or resources. I'll Pay Alot! I just want to have an idea how it works.