APA

Willey G. R., Sabloff J. A., . (1993). A history of american archaelogy. New York: W. H. Freeman.

Chicago

Willey Gordon R, Sabloff Jeremy A, . 1993. A history of american archaelogy. New York: W. H. Freeman.

Harvard

Willey G. R., Sabloff J. A., . (1993). A history of american archaelogy. New York: W. H. Freeman.

MLA

Willey Gordon R, Sabloff Jeremy A, . A history of american archaelogy. New York: W. H. Freeman. 1993.