00797nam a2200205Ia 4500 CTU_155476 210402s9999 xx 000 0 und d 330.973 N473 Nettels, Curtis P. The emergence of a national economy Curtis P. Nettels London Harper & Pow 1962 Part of a series of detailed reference manuals on American economic history, this volume traces the development of agriculture, transportation, labour movements and the factory system, foreign and domestic commerce, technology and the ramifications of slavery. United States Economic conditions Bạch Trúc Trung tâm Học liệu Trường Đại học Cần Thơ