Del Rosario, Don Onel B. Marketing practices of private senior high schools in the City of San Fernando, La Union / Don Onel B. Del Rosario. - Saint Louis College : [s.n.], 2020. - xvi, 161 pages : illustrations ; 28 centimeter. References: pages 120-134. Subjects--Topical Terms: Marketing. Dewey Class. No.: TH 658.8 D37m 2020