Russian religious singing through the ages = Le chant religieux russe à travers le siècles = Der russische Kirchengesang im Spiegel der Jahrhunderte ; v. 3
written by Katrine Woolsey Ames ; producer and creative concept, Constantine Orbelian ; a Gorky Studio production for Bernhard Fleisher Moving Images/Moscow Chamber Orchestra, Inc. ; produced by Bernhard Fleischer ; directed by Brian Large