Designation of Engr. RICARDO LUSTERIO as OIC-District Engineer of Quezon 1st Engineering District, Region IV-A Category: Department OrderSub Category: areas-responsibilities-authority-designationSeries: 1990No: 231File: DO_231_S1990.pdfDate: Monday, October 8, 1990Tags: Designation RICARDO LUSTERIO OIC Quezon Region IV-A 231 Read more about Designation of Engr. RICARDO LUSTERIO as OIC-District Engineer of Quezon 1st Engineering District, Region IV-A