APA-viite (7. p.)

Rapisura-Flores, J. A., Purchas, R. W., Thomas, D. G., Wilkinson, B. H., Rutherfurd-Markwick, K., & Morel, P. C. (2019). Intestinal histology and immune status of semi-anemic piglets fed lactoferrin, meat, or meat extract.

Chicago-viite (17. p.)

Rapisura-Flores, Josephine A., Roger W. Purchas, David G. Thomas, Brian H.P Wilkinson, Kay Rutherfurd-Markwick, ja Patrick C.H Morel. Intestinal Histology and Immune Status of Semi-anemic Piglets Fed Lactoferrin, Meat, or Meat Extract. 2019.

MLA-viite (9. p.)

Rapisura-Flores, Josephine A., et al. Intestinal Histology and Immune Status of Semi-anemic Piglets Fed Lactoferrin, Meat, or Meat Extract. 2019.