Sachs , I. (1964). Agriculture Land Reforms and Economic Development b. PWN.
Chicagoスタイル(17版)引用形式Sachs , Ignacy. Agriculture Land Reforms and Economic Development B. Warsaw: PWN, 1964.
MLA(9版)引用形式Sachs , Ignacy. Agriculture Land Reforms and Economic Development B. PWN, 1964.
警告: この引用は必ずしも正確ではありません.