Gaya APA

Davidson, J, W, [, E, ]. (2009). U.S.: a narrative history ( 2: since 1865 ) (1 st. Ed.). Boston: McGraw-Hill.

Gaya MLA

Davidson, James, West, [, Et.al, ]. "U.S.: a narrative history ( 2: since 1865 )". 1 st. Ed. Boston: McGraw-Hill, 2009. Text.