APA (7 वां संस्करण) प्रशस्ति पत्र

ebrary, Inc, & Cuddington, K. (2007). Ecosystem engineers: Plants to protists. Academic Press.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

ebrary, Inc, और Kim Cuddington. Ecosystem Engineers: Plants to Protists. Amsterdam ; Boston: Academic Press, 2007.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

ebrary, Inc, और Kim Cuddington. Ecosystem Engineers: Plants to Protists. Academic Press, 2007.