Maps.com. (1999). Xia, Shang, & Zhou Dynasties or China, 400 BCE-221 BCE -- Gobi Desert, Yellow River, Yin, Anyang, Hao, Luoyang, Erlitou, Ao, Yangzi River, Huang He, Chang Jiang, East China Sea, Yellow Sea, Korea Map. Santa Barbara: Maps.com.
Chicago Style CitationMaps.com. Xia, Shang, & Zhou Dynasties or China, 400 BCE-221 BCE -- Gobi Desert, Yellow River, Yin, Anyang, Hao, Luoyang, Erlitou, Ao, Yangzi River, Huang He, Chang Jiang, East China Sea, Yellow Sea, Korea Map. Santa Barbara: Maps.com, 1999.
MLA CitationMaps.com. Xia, Shang, & Zhou Dynasties or China, 400 BCE-221 BCE -- Gobi Desert, Yellow River, Yin, Anyang, Hao, Luoyang, Erlitou, Ao, Yangzi River, Huang He, Chang Jiang, East China Sea, Yellow Sea, Korea Map. Santa Barbara: Maps.com, 1999.