Cendana, N. (1999). Inmates dug hole with spoons: 17 prisoners break out of Davao provincial jail. Manila Times.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCendana, Nadia. "Inmates Dug Hole with Spoons: 17 Prisoners Break Out of Davao Provincial Jail." Manila Times 1999.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCendana, Nadia. "Inmates Dug Hole with Spoons: 17 Prisoners Break Out of Davao Provincial Jail." Manila Times, 1999.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.