Elkan, W. (1973). An introduction to development economics. Penguin.
Chicagoスタイル(17版)引用形式Elkan, Walter. An Introduction to Development Economics. Harmondsworth: Penguin, 1973.
MLA(8版)引用形式Elkan, Walter. An Introduction to Development Economics. Penguin, 1973.
警告: この引用は必ずしも正確ではありません.