The folks at the Academic Resource Center (ARC) include tutors and writing specialists who can help you sharpen your skills. They can also help with citation style matters.
The LibGuide below incorporates much of what you'll need to know about good writing skills and presentation.
8. Correct and rewrite citations and annotations/comments
Read, edit and rewrite until your work is excellent. Try to unify the style of your annotations so as not to jar the reader.
Proofread closely to catch errors in grammar, punctuation and format.
Then put it away for a while, and read it again with a clear, rested head. Do you like it? If so, print out the hand-in version. If not, figure out why ... and fix it.