%0 Generic %A Duque Estrada, Osório, %E Barbosa, Ruy, %T A abolicão (esboco historico) 1831-1888 %U https://ezaccess.libraries.psu.edu/login?url=http://find.galegroup.com/sas/infomark.do?docType=ECCO&contentSet=ECCO&type=getFullCitation&tabID=T001&prodId=SAS&version=1.0&docLevel=TEXT_GRAPHICS&resultListType=RESULT_LIST&bookId=SSM000A2054300&source=library&userGroupName=psucic