TY - BOOK AU - ED - Pontificia Universidad Católica de Puerto Rico. TI - Depreciation allowances in a major oil refining company AV - HD4013 PY - 1977/// KW - Pontificia Universidad Católica de Puerto Rico. KW - Dissertations KW - Depreciation allowances KW - Puerto Rico KW - Local N1 - Thesis (M.B.A.)--Catholic University of Puerto Rico; Bibliography : p. [60-62] ER -