Needleman, L. (1968). Regional analysis: Selected readings. Penguin Books.
芝加哥风格引文Needleman, L. Regional Analysis: Selected Readings. [Harmondsworth, Eng.]: Penguin Books, 1968.
MLA引文Needleman, L. Regional Analysis: Selected Readings. Penguin Books, 1968.
警告：这些引文格式不一定是100％准确.