Disease, wastage and husbandry in the British dairy herd : report of a national survey in 1957-1958 /
Leech, F. B.,author.
Davis, M. E.,author.
Macrae, W. D.,author.
Withers, F.W,author.
Great Britain.Ministry of Agriculture, Fisheries and Food,issuing body.
Great Britain.Her Majesty's Stationery Office.
"Aug., 1960."