@book{10061,
	author = {Dean,Joan},
	title = {Professional Development in School},
	publisher = {Open University Press},
	year = {1991},
	address = {Philadelphia},
	url = {https://www.abebooks.co.uk/9780335095902/Professional-Development-School-Developing-Teachers-0335095909/plp?cm_sp=plped-_-1-_-image}
}