Sachs , I. (1965). Foreign Trade and Economic Development of Underdeveloped Countries. Asia Publishing House.
Chicago (17e ed.) BronvermeldingSachs , Ignacy. Foreign Trade and Economic Development of Underdeveloped Countries. India: Asia Publishing House, 1965.
MLA (9e ed.) BronvermeldingSachs , Ignacy. Foreign Trade and Economic Development of Underdeveloped Countries. Asia Publishing House, 1965.