Calvesi, Maurizio.
Treasures of the Vatican : St Peter's basilica: the Vatican museums and galleries, the treasure of St. Peters, the Vatican grottoes and necropolis, the Vatican palaces /
Introduction by Deoclecio Redig de Campos ; [translated from the Italian by James Emmons] 
. - Geneva : Edition d'Art Albert Skira,  1962 
. - xviii, 207 p.  mounted illus. (part col.) plans.  33 cm. 
<br/>К.: Бібліогр. : с. 204