Smyth, J. D. (James Desmond) The physiology of trematodes / J.D. Smyth and D.W. Halton. - 2nd ed. - Cambridge : Cambridge University Press, 1983. - 446 pages : illustrations ; 24 cm. ISBN: 0521222834 Subjects--Topical Terms: Trematoda--Physiology.Platyhelminthes--Physiology.