APA (7 वां संस्करण) प्रशस्ति पत्र

Steel trader asks Malacañang's help for release of shipments. IN Business News. Manila Bulletin.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

"Steel Trader Asks Malacañang's Help for Release of Shipments. IN Business News." Manila Bulletin .

एमएलए (9वां संस्करण) प्रशस्ति पत्र

"Steel Trader Asks Malacañang's Help for Release of Shipments. IN Business News." Manila Bulletin, .