@book{17862,
	author = {Pollock, Jane E. and Ford, Sharon M.},
	title = {Improving student learning one principal at a time},
	publisher = {Association for Supervision and Curriculum Development,},
	year = {c2009},
	address = {Alexandria, VA :},
	note = {Description based on print version record},
	url = {http://www.netlibrary.com.libraryumpsa.idm.oclc.org/urlapi.asp?action=summary&v=1&bookid=285111}
}