Roumasset, J. A. (1972). Choice of technique by lexicographic safety first for peasant agriculture and reswitching of risky techniques. Institute of Economic Development and Research, School of Economics, University of the Philippines.
Παραπομπή σε μορφή Chicago (17η εκδ.)Roumasset, James A. Choice of Technique by Lexicographic Safety First for Peasant Agriculture and Reswitching of Risky Techniques. [Quezon City]: Institute of Economic Development and Research, School of Economics, University of the Philippines, 1972.
Παραπομπή σε μορφή MLA (9th εκδ.)Roumasset, James A. Choice of Technique by Lexicographic Safety First for Peasant Agriculture and Reswitching of Risky Techniques. Institute of Economic Development and Research, School of Economics, University of the Philippines, 1972.