Lua APA (7ú heag.)
Maps.com (Firm) & ebrary, Inc. (2000). Xia, Shang, and Zhou dynasties, China, 400BCE-221BCE. Maps.com.
Lua i Stíl Chicago (17ú heag.)
Maps.com (Firm) agus Inc ebrary. Xia, Shang, and Zhou Dynasties, China, 400BCE-221BCE. [S.l.]: Maps.com, 2000.
Lua MLA (9ú heag.)
Maps.com (Firm) agus Inc ebrary. Xia, Shang, and Zhou Dynasties, China, 400BCE-221BCE. Maps.com, 2000.
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