Teoría Económica del Período de Transición By Nicolai Bujarin Books / Paperback Business & Economics Publisher: Cuadernos de Pasado y Presente, February 1972 Price $13.21 Free Shipping Send to a friend Used - Good Good condition. Spanish edition. Owner's name on inside. (Socialism, economics) $13.21 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store.