Barker, R., Mangahas, M., & Meyers, W. H. (1972). The probable impact of the seed-fertilizer revolution on grain production and on farm labor requirements. Institute of Economic Development and Research, School of Economics, University of the Philippines.
Citace podle Chicago (17th ed.)Barker, Randolph, Mahar Mangahas, a William H. Meyers. The Probable Impact of the Seed-fertilizer Revolution on Grain Production and on Farm Labor Requirements. [Quezon City]: Institute of Economic Development and Research, School of Economics, University of the Philippines, 1972.
Citace podle MLA (9th ed.)Barker, Randolph, et al. The Probable Impact of the Seed-fertilizer Revolution on Grain Production and on Farm Labor Requirements. Institute of Economic Development and Research, School of Economics, University of the Philippines, 1972.