Search Results       Your search for [author]Ligaya, Porfirio C. returned 1 record.           Occupational skill requirements of electrical trade in selected establishments in Batangas province. by Ligaya, Porfirio C.; 1977. Subject: Vocational education -- Batangas City; Occupational retraining -- Batangas City; Batangas City -- Technical education; Electronic industry workers -- Batangas City.          Add to Book Cart Relevance: 17.04%