Helminths , Arthropods and Protozoa of Domestic Animals /
Soulsby , E J L .
Helminths , Arthropods and Protozoa of Domestic Animals / - London : Baillier Tindall & Cox , 1982 - 809p :
Parasitology
Helminths , Arthropods and Protozoa of Domestic Animals / - London : Baillier Tindall & Cox , 1982 - 809p :
Parasitology