@book{203526,
	author = {Barsanuphius and John},
	title = {Letters},
	publisher = {Catholic University of America Press},
	year = {c2006-},
	series = {The Fathers of the church},
	address = {Washington, D.C.},
	url = {http://www.loc.gov/catdir/toc/ecip069/2006006979.html}
}