Brock, P. (1968). Pacifism in the United States : from the colonial era to the First World War / by P. Brock: From the colonial era to the First World War. Princeton UP.
Chicago Style (17th ed.) CitationBrock, Peter. Pacifism in the United States : From the Colonial Era to the First World War / by P. Brock: From the Colonial Era to the First World War. Princeton UP, 1968.
MLA (9th ed.) CitationBrock, Peter. Pacifism in the United States : From the Colonial Era to the First World War / by P. Brock: From the Colonial Era to the First World War. Princeton UP, 1968.
Warning: These citations may not always be 100% accurate.