@book{20971,
	author = {Ghose, Aurobindo},
	title = {Sri Aurobindo and the mother on collective yoga : extracts compiled from the writings and published conversations of Sri Aurobindo and The Mother, dealing directly or indirectly with a collective discipline.},
	publisher = {Matagiri U. S. A.,},
	year = {1974.},
	address = {New York :}
}