Wake Forest University Library has a very easy to use tool for APA style.
The Online Writing Lab (OWL) developed at Purdue University has online resources for planning a paper, organizing the paper, grammar and format assistance, etc.
Plagiarism tutorial is an interactive tool to help students understand the concepts of acceptable citing versus plagiarized citing.
A very useful guide to using APA has been developed at Nova University.
The University of North Carolina has a good handout on developing and writing a Literature Review
The library does not keep a list of recommended proofreaders. However, visit Uloops for SJSU at http://sjsu.uloop.com/tutors/index.php/proofreading for a list of people with their self-posted qualifications.