APA (7th ed.) Zitazioa

Schmandt-Besserat, D., & Hallo, W. W. (1992). Before writing: From counting to cuneiform (First edition.). University of Texas Press.

Chicago Style (17th ed.) Zitazioa

Schmandt-Besserat, Denise, eta William W. Hallo. Before Writing: From Counting to Cuneiform. First edition. Austin: University of Texas Press, 1992.

MLA (9th ed.) Zitazioa

Schmandt-Besserat, Denise, eta William W. Hallo. Before Writing: From Counting to Cuneiform. First edition. University of Texas Press, 1992.