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022 _a01175564
245 0 0 _aPhilippine engineering journal /
_cLouis Angelo Danao, Editor-in-Chief.
260 _aQuezon City :
_bU.P. Engineering Research and Development Foundation, INc,
_cDecember 2017.
300 _a111 pages ;
_c28 cm.
490 0 _vV.38, No.1
856 _uhttps://www.enterprise.upd.edu.ph/index.php/pej/issue/view/608
926 _aDestiny Material Type
_bJournal
999 _c16418
_d16418