@book{30991,
	author = {Calkins, Lucy, and Bleichman, Pat.},
	title = {The craft of revision.},
	publisher = {FirstHand,},
	year = {c2003.},
	series = {Units of study for primary writing ;},
	address = {Portsmouth, NH :},
	url = {http://www.loc.gov/catdir/toc/ecip048/2003019533.html}
}