. (2011). . Agricultural Economics and Development, 19(1), 175-184.
. "", Agricultural Economics and Development, 19, 1, 2011, 175-184.
. (2011). '', Agricultural Economics and Development, 19(1), pp. 175-184.
, "," Agricultural Economics and Development, 19 1 (2011): 175-184,
. . Agricultural Economics and Development. 2011;19(1):175-184 (In Persian).
