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1Dahkki Cauvin, Jean PierreFáttát “...Bosco, Henri Criticism and interpretation....”
Almmustuhtton 1974
Girji -
2Dahkki Hopkins, John Arnold FalconFáttát “...Bosco, Henri, 1888-1976....”
Almmustuhtton 1967
Oahppočájánas Girji -
3Dahkki Jones, Ewen D. (Ewen Duncan), 1938-Fáttát “...Bosco, Henri, 1888-1976....”
Almmustuhtton 1958
Oahppočájánas Girji -
4Dahkki Sussex, R. T. (Ronald Thomas), 1909-Fáttát “...Bosco, Henri, 1888-1976....”
Almmustuhtton 1966
Girji