Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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