Sarian, Z. B. (2017). Probiotics can reduce feed costs. IN Agri Plain Talk [column]. Manila Bulletin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSarian, Zacarias B. "Probiotics Can Reduce Feed Costs. IN Agri Plain Talk [column]." Manila Bulletin 2017.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSarian, Zacarias B. "Probiotics Can Reduce Feed Costs. IN Agri Plain Talk [column]." Manila Bulletin, 2017.
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