* Phillips, Ulrich B. "The Economic Cost of Slaveholding in the Cotton Belt," ''Political Science Quarterly'' 20#2 (Jun., 1905), pp. 257–275 [http://links.jstor.org/sici?sici=0032-3195%28190506%2920%3A2%3C257%3ATECOSI%3E2.0.CO%3B2-I in JSTOR] | * Phillips, Ulrich B. "The Economic Cost of Slaveholding in the Cotton Belt," ''Political Science Quarterly'' 20#2 (Jun., 1905), pp. 257–275 [http://links.jstor.org/sici?sici=0032-3195%28190506%2920%3A2%3C257%3ATECOSI%3E2.0.CO%3B2-I in JSTOR] |