How can i make pancakes without baking powder?

i have baking soda. is there a recipe that uses baking soda instead of baking powder?How can i make pancakes without baking powder?
Crepe type pancakes instead of American style - 4oz plain flour, sifted, 1 egg beaten and half a pint of milk. Beat it all together. Fry and Bob's your pancake eating uncle.How can i make pancakes without baking powder?
Get the pre-mixed pancake mix at the store and all you need is a little cooking oil, egg and milk.