Citazione APA

Roseboom, E. H., & Alfred E Eckes. (1979). A history of Presidental elections from George washington to Jimmy Carter. Collier.

Stile di citazione Chicago

Roseboom, Eugene H., e Alfred E Eckes. A History of Presidental Elections from George Washington to Jimmy Carter. New York: Collier, 1979.

Citazione MLA

Roseboom, Eugene H., e Alfred E Eckes. A History of Presidental Elections from George Washington to Jimmy Carter. Collier, 1979.