The Revelle Humanities Grammar Handbook is meant as a brief reference tool to help you with common grammatical errors. Section numbers refer to Dornan and Dawe, The Brief English Handbook 6th Edition (New York: Harper Collins, 2001), where you will find these and other principles of good writing spelled out at greater length.

For more general advice on writing your paper, see the Writing Workshop. For a sample fictional 5-paragraph essay by an invented student which is marked based on what needs improving, see the Online Tutor.