Types of Farm in Wales / 
[London] :  Ministry of Agriculture, Fisheries and Food, 
[1972]
1. Predominantly Dairying; Mainly Dairying.
2. Livestock-Cattle; Livestock-Sheep.
3. Pigs and Poultry.
4. Cropping-Cereals; Cropping-General.
5. Horticulture.
6. Mixed.
7. [Combination of types]