Easiest way is anything like this: http://www.northerntool.com/shop/tools/product_200660636_200660636
There are bunches of these online so you should be able to find one fairly inexpensive. That one can handle 1100 pounds.
What do you think of this one? 3pt spreader I don't remember the price but the ones at Tractor Supply or Family Farm & Home didn't seem too bad.