A. american psychological association (apa) publication manual (5th ed.)b. gregg reference manual-from the cwe website: required writing manualsthe university of phoenix is proud to announce recent measures taken to improve the quality and consistency of our approach to academic writing in the areas of grammar, style, formatting, and reference development. effective february 1, 2005, all academic programs will require the following manuals as the primary writing/reference sources for academic writing. these writing/reference tools will be utilized throughout your academic careers and will serve very important and distinct functions. for this reason, student and faculty access to both of these valuable resources is highly recommended.american psychological association (apa) publication manual~as one of the most respected and authoritative academic style manuals, apa will provide style and formatting guidance in the development of academic reference lists and bibliographies.apagregg reference manuala university of phoenix custom edition of the gregg reference manual will answer questions concerning grammar, style, usage, and general writing mechanics for academic papers. the university believes that the gregg reference manual will be a valuable resource, not only during your academic career at university of phoenix, but also throughout your professional life as well.