Riddell, W. A. (1962). Documents on Canadian foreign policy, 1917-1939. Oxford University Press.
芝加哥风格引文Riddell, Walter Alexander. Documents on Canadian Foreign Policy, 1917-1939. Toronto: Oxford University Press, 1962.
MLA引文Riddell, Walter Alexander. Documents on Canadian Foreign Policy, 1917-1939. Oxford University Press, 1962.
警告：这些引文格式不一定是100％准确.