APA (7e ed.) Bronvermelding

Oberholtzer, E. P. (1900). The referendum in America: Together with some chapters on the history of the initiative and other phases of popular government in the United States. C. Scribner's Sons.

Chicago (17e ed.) Bronvermelding

Oberholtzer, Ellis Paxson. The Referendum in America: Together with Some Chapters on the History of the Initiative and Other Phases of Popular Government in the United States. New York: C. Scribner's Sons, 1900.

MLA (8e ed.) Bronvermelding

Oberholtzer, Ellis Paxson. The Referendum in America: Together with Some Chapters on the History of the Initiative and Other Phases of Popular Government in the United States. C. Scribner's Sons, 1900.