Sistemas agroforestales y silvopastoriles para las zonas montañosas del Noroeste : memoria del Taller Nacional, Salta, Argentina 28 al 31 de agosto de 1990 /

“…1991…”

Los Fundamentos científicos de la teoría agrobiológica / by Ringuelet, Andrés

“…1991…”

Patologia humana / by Kumar, Vinay

“…s.n.], 1991.…”

Natural products : a laboratory guide / by Ikan, Raphael

“…s.n.], 1991.…”

Price prospects for major primary commodities by World Bank, Banco Mundial

“…Washington, D.C. : World Bank, 1991…”

Capital flows to the new world as an intergenerational transfer / Alan M. Taylor, Jeffrey G. Williamson by Taylor, Alan M

“…. : National Bureau of Economic Research, 1991…”

Public enterprise reform : the lessons of experience / Mary Shirley, John Nellis by Shirley, Mary M

“…Washington, D.C. : World Bank, c1991…”

Political economy of agricultural pricing policy

“…Baltimore : Published for the World Bank [by] Johns Hopkins University Press, 1991-1992…”