APA-čujuhus (7. p.)
Paddock, J. Once more around the Tizoc stone: A reconsideration.
Chicago-čujuhus (17. p.)
Paddock, John. Once More Around the Tizoc Stone: A Reconsideration.
MLA-čujuhus (9. p.)
Paddock, John. Once More Around the Tizoc Stone: A Reconsideration.
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