APA-referens (7:e uppl.)

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

Chicago-referens (17:e uppl.)

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

MLA-referens (9:e uppl.)

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