Soulsby, E. J. L. (1982). Helminths, Arthropods and Protozoa of Domesticated Animals (7th ed.). Baillière Tindall.
Cita Chicago (17th ed.)Soulsby, E. J. L. Helminths, Arthropods and Protozoa of Domesticated Animals. 7th ed. London: Baillière Tindall, 1982.
Cita MLA (9th ed.)Soulsby, E. J. L. Helminths, Arthropods and Protozoa of Domesticated Animals. 7th ed. Baillière Tindall, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.