@book{39068,
	author = {Bush, Tony,},
	title = {The principles of educational leadership and management /},
	publisher = {SAGE,},
	year = {�2010.},
	address = {Los Angeles :},
	edition = {2nd ed.},
	url = {http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&doc_number=020219063&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA}
}