Whitlock, R. (1978). Thinking about rural development. Lutterworth Press.
芝加哥风格引文Whitlock, Ralph. Thinking About Rural Development. Guildford [etc.]: Lutterworth Press, 1978.
MLA引文Whitlock, Ralph. Thinking About Rural Development. Lutterworth Press, 1978.
警告：这些引文格式不一定是100％准确.