Cita APA (7a ed.)

ebrary, Inc, & Pyšek, P. (2007). Ecology and management of giant hogweed (Heracleum mantegazziannum). CABI Pub..

Cita Chicago Style (17a ed.)

ebrary, Inc, y Petr Pyšek. Ecology and Management of Giant Hogweed (Heracleum Mantegazziannum). Wallingford, Oxfordshire, UK ; Cambridge, MA, USA: CABI Pub., 2007.

Cita MLA (9a ed.)

ebrary, Inc, y Petr Pyšek. Ecology and Management of Giant Hogweed (Heracleum Mantegazziannum). CABI Pub., 2007.