APA (7 वां संस्करण) प्रशस्ति पत्र

Robas, S. W. (2002). Firm preserves beauty of local flowers. Philippine Daily Inquirer.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Robas, Sharon Wendy. "Firm Preserves Beauty of Local Flowers." Philippine Daily Inquirer 2002.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Robas, Sharon Wendy. "Firm Preserves Beauty of Local Flowers." Philippine Daily Inquirer, 2002.