@book{1889,
	author = {Emmer, Edmund T. and Evertson, Carolyn M.},
	title = {Classroom management for middle and high school teachers /},
	publisher = {Pearson Education,},
	year = {2009.},
	address = {Upper, Saddle River, NJ :},
	edition = {8th},
	note = {Includes bibliographic references and index}
}