Gaya APA

Swanson, C, P., Levinson, I, D. (1994). Encyclopedia of world cultures volume 1 north america . Boston: Boston: GK Hall & Co.; 1994.

Gaya MLA

Swanson, Carl, P.., Levinson, I., David. "Encyclopedia of world cultures volume 1 north america". Boston: Boston: GK Hall & Co.; 1994, 1994. Text.