APA (7th ed.) Citation

Cooper, K. (1942). Barriers down: The history of the news agency epoch. Farrar & Rinehart.

Chicago Style (17th ed.) Citation

Cooper, Kent. Barriers Down: The History of the News Agency Epoch. New York: Farrar & Rinehart, 1942.

MLA (9th ed.) Citation

Cooper, Kent. Barriers Down: The History of the News Agency Epoch. Farrar & Rinehart, 1942.

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