Cita APA (7th ed.)
Ebbels, D. L. (2003). Principles of plant health and quarantine. CABI Pub..
Cita Chicago (17th ed.)
Ebbels, D. L. Principles of Plant Health and Quarantine. Wallingford, OX, UK ; Cambridge, MA, USA: CABI Pub., 2003.
Cita MLA (9th ed.)
Ebbels, D. L. Principles of Plant Health and Quarantine. CABI Pub., 2003.
Atenció: Aquestes cites poden no estar 100% correctes.