In Russian. Kormanovsky, Leonid Petrovich. Ways to Increase the Efficiency of Agricultural Production. Syktyvkar: Komi Book, 1974. Puti povysheniya effektivnosti sel'skokhozyaystvennogo proizvodstva. In Russian /Ways to improve agricultural productivity. All images are for identification of editions only. Several books of the same edition may be available. Please feel free to request photos of available books. SKU7425850