Cita APA (7a ed.)
Pardey, P. G. (1989). The Agricultural Knowledge Production Function: An Empirical Look. JSTOR.
Cita Chicago Style (17a ed.)
Pardey, Philip G. The Agricultural Knowledge Production Function: An Empirical Look. JSTOR, 1989.
Cita MLA (9a ed.)
Pardey, Philip G. The Agricultural Knowledge Production Function: An Empirical Look. JSTOR, 1989.
Precaución: Estas citas no son 100% exactas.