Calidad humana : sharing the Filipino spirit / Roberto L. Mayorga, editor. - Book 1 - Manila : Energy Development Corporation, 2015. - xxx, 186 pages : color illustrations ; 24 cm. Includes bibliographical references (155-157). ISBN: 9789719180661 Subjects--Geographic Terms: Philippines--Social life and customs. LC Class. No.: DS 663 / C35 2015