Cita APA (7a ed.)
Alston, J. M., & Pardey, P. G. (1993). Market distortions and technological progress in agriculture. Elsevier.
Cita Chicago Style (17a ed.)
Alston, Julian M., y Philip G. Pardey. Market Distortions and Technological Progress in Agriculture. Elsevier, 1993.
Cita MLA (9a ed.)
Alston, Julian M., y Philip G. Pardey. Market Distortions and Technological Progress in Agriculture. Elsevier, 1993.
Precaución: Estas citas no son 100% exactas.