APA (7th ed.) Citation

Richter-Ushanas, E. (2003). Two systems of symbolic writing: The Indus script and the Easter Island script. Richter.

Chicago Style (17th ed.) Citation

Richter-Ushanas, Egbert. Two Systems of Symbolic Writing: The Indus Script and the Easter Island Script. Bremen: Richter, 2003.

MLA (9th ed.) Citation

Richter-Ushanas, Egbert. Two Systems of Symbolic Writing: The Indus Script and the Easter Island Script. Richter, 2003.

Warning: These citations may not always be 100% accurate.