APA (7 वां संस्करण) प्रशस्ति पत्र

Constantino, R. (2001). Greenpeace to CNPC: Stop the greenwash, fold up now. Philippine Star.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Constantino, Red. "Greenpeace to CNPC: Stop the Greenwash, Fold Up Now." Philippine Star 2001.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Constantino, Red. "Greenpeace to CNPC: Stop the Greenwash, Fold Up Now." Philippine Star, 2001.