共 44 条
[1]
*ABT ASS, 1991, UNPUB RUR MARK SYST
[2]
*AIRD, 1984, UNPUB ET SECT RIZ RA
[3]
[Anonymous], 1954, W AFRICAN TRADE STUD
[4]
AZAM JP, 1993, UNPUB ETUDE MARCHE R
[5]
Barrett C. B., 1995, Development Policy Review, V13, P391, DOI 10.1111/j.1467-7679.1995.tb00100.x
[9]
BARRETT CB, 1997, FOOD POLICY, V22
[10]
BAUMOL WJ, 1982, AM ECON REV, V72, P1