Ditchella, Michael J. Kasaysayan ng Pilipinas: pagtanaw at pag-unawa sa nakaraan / Michael J. Ditchella. - Quezon City : C & E Publishing, 2014. - xxi, 468 p.: ill. (some col.) 25 cm. Includes bibliography in English ISBN: 978-971-9800-26-2 LC Class. No.: 959.9 D63k c2014