@book{45973,
	author = {Vella, Jane Kathryn},
	title = {Taking learning to task},
	publisher = {Jossey-Bass},
	year = {2001},
	series = {The Jossey-Bass higher and adult education series},
	address = {San Francisco, Calif.},
	edition = {1. ed},
	note = {Literaturverz. S. 143 - 146}
}