Grigg, D. (1980). Population growth and agrarian change: An historical perspective. Univ. Pr.
Chicagoスタイル(17版)引用形式Grigg, David. Population Growth and Agrarian Change: An Historical Perspective. Cambridge: Univ. Pr, 1980.
MLA(9版)引用形式Grigg, David. Population Growth and Agrarian Change: An Historical Perspective. Univ. Pr, 1980.
警告: この引用は必ずしも正確ではありません.