Milk cost investigation. Summary of results on an identical sample of 12 herds in Cornwall, Devon & Dorset. Three year period 1960/61 to 1962/63; four year period 1960/61 to 1963/64 / 
University College of the South-West, afterwards University of Exeter (Exeter). - Department of Economics, Agricultural Economics.
Newton Abbot, 
1963-1964.
Reproduced from typewriting.