This appendix accompanies "Gaining Ground in the Middle Grades: Why Some Schools Do Better. A Large-Scale Study of Middle Grades Practices and Student Outcomes. Initial Research Report." This appendix contains the full bibliography of all research and policy documents consulted during the development of the ten research domains and three survey instruments for this study, and during the subsequent conduct of the study. [For the main report, see ED508673. For Appendix C, see ED508677.]