@book{12639,
	author = {Goldring, Ellen B. and Rallis, Sharon F. and National Association of Secondary School Principals (U.S.)},
	title = {Principals of dynamic schools :},
	publisher = {Corwin Press,},
	year = {c1993.},
	address = {Newbury Park, Calif. :},
	note = {"A joint publication of the National Association of Secondary School Principals and Corwin Press."},
	url = {http://www.loc.gov/catdir/enhancements/fy0655/93015409-d.html}
}