how much is my wine worth???

[ron45655]

i have a bottle of chateau guiraud-cheval-blanc. under the name is an picture of an horse. above the horse is the year 1982.. bellow the horse it says cotes de bourg. under that it says appellation cotes de bourg controlee. under that it says g. deliaune... on the top left corner of the lable it says product of france.. on the top right corner it says red bordeaux wine.. if someone could tell me what it is worth i would be greatley appreciated... thank you
ron keyser (bereta380k@icehouse.net)