Gaya APA

Carr, P, J., Gibson, J, L. (2004). Signs of Power: The Rise of Cultural Complexity in the Southeast . United State of Amerika: The University of Alabama Press.

Gaya MLA

Carr, Philip, J.., Gibson, Jon, L.. "Signs of Power: The Rise of Cultural Complexity in the Southeast". United State of Amerika: The University of Alabama Press, 2004. Text.