Cita APA (7th ed.)
H?akansson, S. (2003). Weeds and weed management on arable land: An ecological approach. CABI Pub..
Cita Chicago (17th ed.)
H?akansson, Sigurd. Weeds and Weed Management on Arable Land: An Ecological Approach. Wallingford, Oxon, UK ; Cambridge, MA: CABI Pub., 2003.
Cita MLA (9th ed.)
H?akansson, Sigurd. Weeds and Weed Management on Arable Land: An Ecological Approach. CABI Pub., 2003.
Atenció: Aquestes cites poden no estar 100% correctes.