Citace podle APA (7th ed.)
Richter-Ushanas, E. (2012). Two systems of symbolic writing: The Indus script and the Easter Island script. [Traugott Bautz].
Citace podle Chicago (17th ed.)
Richter-Ushanas, Egbert. Two Systems of Symbolic Writing: The Indus Script and the Easter Island Script. [Nordhausen, Germany]: [Traugott Bautz], 2012.
Citace podle MLA (9th ed.)
Richter-Ushanas, Egbert. Two Systems of Symbolic Writing: The Indus Script and the Easter Island Script. [Traugott Bautz], 2012.
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