Paul , B.T., J.R. Lawal, E.F. Ejeh, J.J. Ndahi, I.D. Peter, A.M. Bello, and Y. Wakil. 2015. “Survey of Helminth Parasites of Free Range Muscovy Ducks (Anas Platyrynchos) Slaughtered in Gombe, North Eastern Nigeria”. International Journal of Poultry Science 14 (8): 466–470. https://doi.org/10.3923/ijps.2015.466.470.