Citing a single appendix: Long before the invention of mass-produced artificial pigments, artists created their own paint from herbs, stones, and flowers. Caroline Smith lists several of the natural ingredients that early humans might have used in order to create their cave paintings (appendix). Works Cited: Smith, Caroline. Ancient Art. Paintbrush Press, 1995, pp. 312-318. Citing an appendix written by a separate author: The technological advancements of the 20th century ushered in a new age of artistic expression. In his appendix to Melvin Gardner’s A Global History of Art, Patrick Jones provides a brief summary of modern painting techniques. Works Cited: Jones, Patrick. "Appendix: Contemporary Usage of the Canvas." A Global History of Art, edited by Melvin Gardner, Paintbrush Press, 2008, pp. 512-514. Citing multiple appendices: In her book, Smith focuses on the artistic capacity of Bronze Age humans. Not only does she provide a list of discovered cave paintings and statues (appendix A), but she also creates a framework for better understanding the motives of these early artists (appendix B). Works Cited: Smith, Caroline. Ancient Art. Paintbrush Press, 1995, pp. 318-323.