Strasia, C.A., Johnson, J.L., Cole, D. and Leipold, H.W. 1983. Partial albinism (heterochromia irides) in Black Angus cattle. The Bovine Practitioner. 1983, 18 (Nov. 1983), 147–149. DOI:https://doi.org/10.21423/bovine-vol1983no18p147-149.