The common liver fluke in sheep
Series: Leaflet / United States Department of Agriculture -- no. 492; Leaflet (United States. Dept. of Agriculture) -- no. 492.
Publisher: U.S. Department of Agriculture
Published: 1969
Place of publication: Washington, D.C
Language: eng
Subjects: Liver flukes; Sheep; Parasites
Notes: Cover title.

"Revised September 1969"--P. [8].

"Prepared by Animal Disease and Parasite Research Division, Agricultural Research Service"--P. [8].