(1964). Growth in Friesian calves during the first year of age (52 weeks). EKB Journal Management System, 4(1), 35-43. doi: 10.21608/ejap.1964.128461
. "Growth in Friesian calves during the first year of age (52 weeks)". EKB Journal Management System, 4, 1, 1964, 35-43. doi: 10.21608/ejap.1964.128461
(1964). 'Growth in Friesian calves during the first year of age (52 weeks)', EKB Journal Management System, 4(1), pp. 35-43. doi: 10.21608/ejap.1964.128461
Growth in Friesian calves during the first year of age (52 weeks). EKB Journal Management System, 1964; 4(1): 35-43. doi: 10.21608/ejap.1964.128461