Ortiz, Julio B.2017-01-122017-01-1219391939b1473428x(OCoLC)07874580(OCoLC)ocm07874580https://hdl.handle.net/2144/20022Dissertation (Ph.D.)--Boston University, 1939. This item was digitized by the Internet Archive.en-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictionsThe two-percent sales tax in Puerto RicoThesis/Dissertation