"The research handbook for our profession. It is important that you purchase this newest edition, as it has been updated to include a host of information about web sources. This is also available directly from MLA with your membership -- something that is relatively cheap for graduate students."
"Large, unwieldy and expensive though it may be, this will be our central text for this course. The new edition does contain some very useful additions, and it has been out long enough that you should be able to find used copies, if you so desire."