Chicago: Edgar Rice Burroughs, "Contents Chapter," Tarzan and the Jewels of Opar Original Sources, accessed March 27, 2025, http://originalsources.com/Document.aspx?DocID=H9K2HFP6TG8U7TN.
MLA: Burroughs, Edgar Rice. "Contents Chapter." Tarzan and the Jewels of Opar, Original Sources. 27 Mar. 2025. http://originalsources.com/Document.aspx?DocID=H9K2HFP6TG8U7TN.
Harvard: Burroughs, ER, 'Contents Chapter' in Tarzan and the Jewels of Opar. Original Sources, retrieved 27 March 2025, from http://originalsources.com/Document.aspx?DocID=H9K2HFP6TG8U7TN.