APA (7 वां संस्करण) प्रशस्ति पत्र

Tipan, E. What's the greenest car of all?: Counting carbon from factory to tailpipe. IN Drive. Manila Bulletin.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Tipan, Eric. "What's the Greenest Car of All?: Counting Carbon from Factory to Tailpipe. IN Drive." Manila Bulletin .

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Tipan, Eric. "What's the Greenest Car of All?: Counting Carbon from Factory to Tailpipe. IN Drive." Manila Bulletin, .