Refer to it as “the appendix”
Use “Appendix A,” “Appendix B,” and so on for multiple appendices
Cite it in text as “see Appendix”
Refer to specific items as “in Appendix A” or “in the Appendix”
Capitalize “Appendix” when referring to a specific appendix section
Use the appendix title if one is provided
Match the citation style required by your format guide or style manual