Luka, J.; Ajanusi, O. J.; Chiezey, N. P.; Bale, J. O. O.; Tanko, J. T.; Ogo, I. N. Evaluation of Gastrointestinal Parasites in Bile and Faeces of Cattle and Sheep from Jos, Nigeria: Http: dx.doi.org 10.4314 njpar.V40i2.27. NJP 2019, 40, 284-290.