Author: Sauton, Marcel
Publisher:Adrien Maisonneuve, Paris
Copyright:1946
Author: Do-Dinh, Pierre
Publisher:Maitres Spirituel, Seuil
Copyright:1958
Author: Lauf, Detlef Ingo
Publisher:Galerie Marco Polo, Paris
Copyright:1978
Author: Coomaraswamy, Ananda K.
Publisher:Les Editions D'Art et D'Histoire, Paris
Copyright:1935