Bouška, J., Urban, F., & Štipkova, M. (1998). Relation between exterior conformation and production traits in first calvers of the black and white cattle: Relation between exterior conformation and production traits in first calvers of the black and white cattle. Stočarstvo (Zagreb), p. 2.
Chicago stil citiranjaBouška, J., F. Urban, and M. Štipkova. "Relation between exterior conformation and production traits in first calvers of the black and white cattle: Relation between exterior conformation and production traits in first calvers of the black and white cattle." 1998: 2.
MLA stil citiranjaBouška, J., F. Urban, and M. Štipkova. "Relation between exterior conformation and production traits in first calvers of the black and white cattle: Relation between exterior conformation and production traits in first calvers of the black and white cattle." 1998: 2.