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