@book {1978,
	title = {A Day in the World},
	year = {2012},
	publisher = {Max Strom},
	organization = {Max Strom},
	address = {London},
	author = {Angles, Daphne}
}
@inbook {2009,
	title = {Introduction},
	booktitle = {A Day in the World},
	year = {2012},
	publisher = {Max Strom},
	organization = {Max Strom},
	address = {Londres},
	author = {Tutu, Desmond},
	editor = {Angles, Daphne}
}
