APA (7 वां संस्करण) प्रशस्ति पत्र

Espina, Z. E. (2024). Rotary International marks significant achievement in fight to eradicate polio. Manila Bulletin.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Espina, Zekinah Elize. "Rotary International Marks Significant Achievement in Fight to Eradicate Polio." Manila Bulletin 2024.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Espina, Zekinah Elize. "Rotary International Marks Significant Achievement in Fight to Eradicate Polio." Manila Bulletin, 2024.