Grigg, D. B. (1980). Population growth and agrarian change: An historical perspective. Cambridge University Press.
芝加哥风格引文Grigg, David B. Population Growth and Agrarian Change: An Historical Perspective. Cambridge [Eng.]: Cambridge University Press, 1980.
MLA引文Grigg, David B. Population Growth and Agrarian Change: An Historical Perspective. Cambridge University Press, 1980.
警告：这些引文格式不一定是100％准确.