National productivity council. (1962). Sugar industry in Phillipines, Hawai, USA and Purto Rico. National productivity council.
シカゴスタイル引用形National productivity council. Sugar Industry in Phillipines, Hawai, USA and Purto Rico. Delhi: National productivity council, 1962.
MLA引用形式National productivity council. Sugar Industry in Phillipines, Hawai, USA and Purto Rico. National productivity council, 1962.
警告: この引用は必ずしも正確ではありません.