APA (7th ed.) Zitazioa
Drucker, P. (1943). Ceramic sequences at Tres Zapotes, Veracruz, Mexico. United States Government Printing Office.
Chicago Style (17th ed.) Zitazioa
Drucker, Philip. Ceramic Sequences at Tres Zapotes, Veracruz, Mexico. Washington: United States Government Printing Office, 1943.
MLA (9th ed.) Zitazioa
Drucker, Philip. Ceramic Sequences at Tres Zapotes, Veracruz, Mexico. United States Government Printing Office, 1943.
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