TY - BOOK AU - Stefferud,Alfred ED - United States. TI - Animal diseases T2 - Its Yearbook of agriculture, AV - REF S21.A35 Y4 PY - 1956///] CY - Washington PB - U.S. Govt. Print. Off. KW - Domestic animals KW - Diseases KW - United States KW - Parasites KW - Veterinary medicine KW - Pests N1 - Edited by Alfred Stefferud; Includes bibliographies ER -