Here is another round of hands reference sheets to help you learn how to draw hands. You should bookmark this page and come back to it often...hands are always tricky and it is good to have some reference images to help you along.
Here is a great page to come back to to reference clothing folds, wrinkles and drapery pictures. When you need to draw wrinkles or folds, it is easier to get a realistic drawing if you have something to reference.