APA (7th ed.) Citation

Ferrell, R. H. (1971). America as a world power, 1872-1945 / edited by Robert H. Ferrell. Harper and Row.

Chicago Style (17th ed.) Citation

Ferrell, Robert H. America as a World Power, 1872-1945 / Edited by Robert H. Ferrell. New York ; London: Harper and Row, 1971.

MLA (9th ed.) Citation

Ferrell, Robert H. America as a World Power, 1872-1945 / Edited by Robert H. Ferrell. Harper and Row, 1971.

Warning: These citations may not always be 100% accurate.