University of Cambridge Department of Agriculture. Report No. 14. The Seasonal Distribution of Farm Labour Requirements. Report No. 15. Factors affecting the Price of Potatoes in Great Britain. Report No. 16. No. 3. Sugar Beet in the Eastern Counties, 1929 Farm Economics Branch W. H. Kirkpatrick Ruth L. Cohen C. Burgess P. E. Graves

Zdroj: Geography, 1931 Jun 01. 16(2), 168-168.
Databáze: JSTOR Journals