Supetran, B. L. (2014). Southern sojourn: A grand adventure amidst beautiful sceneries await in the province of Cotabato. Style weekend.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSupetran, Bernard L. "Southern Sojourn: A Grand Adventure Amidst Beautiful Sceneries Await in the Province of Cotabato." Style Weekend 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSupetran, Bernard L. "Southern Sojourn: A Grand Adventure Amidst Beautiful Sceneries Await in the Province of Cotabato." Style Weekend, 2014.
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