Sotelo, Y. In Pangasinan, robots made of trash guard school. Philippine Daily Inquirer.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSotelo, Yolanda. "In Pangasinan, Robots Made of Trash Guard School." Philippine Daily Inquirer .
एमएलए (9वां संस्करण) प्रशस्ति पत्रSotelo, Yolanda. "In Pangasinan, Robots Made of Trash Guard School." Philippine Daily Inquirer, .
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