Cita APA (7th ed.)

ebrary, Inc, Johnson, S. N., & Murray, P. J. (2008). Root feeders: An ecosystem perspective. CABI.

Cita Chicago (17th ed.)

ebrary, Inc, Scott N. Johnson, i Philip J. Murray. Root Feeders: An Ecosystem Perspective. Wallingford, UK ; Cambridge, MA: CABI, 2008.

Cita MLA (9th ed.)

ebrary, Inc, et al. Root Feeders: An Ecosystem Perspective. CABI, 2008.