Food and Agriculture in a Market Economy : An introduction to theory, practice and policy / Michael Tracy. -- La Hutte (Genappe) : APS-Agric. Policy Studies, 1993. -- 286 s. -- obr., tab. -- ISBN 2-9600047-0-1 (brož.). obchod poľnohospodársky * politika obchodná * ekonomika obchodu * monografie