Archer, P. K. (1957). Social welfare and the citizen. Penguin.
芝加哥风格引文Archer, Peter Kingsley. Social Welfare and the Citizen. Harmondsworth, Middlesex: Penguin, 1957.
MLA引文Archer, Peter Kingsley. Social Welfare and the Citizen. Penguin, 1957.
警告：这些引文格式不一定是100％准确.