Libri Operativi Bes

Trachtman Publishing Co. , Plhiladelphia

Porgy and Bess: Sherwin M. Goldman and Houston Grand Opera Present. - [Souvenir Program]

Opera Classics Library Series

George Gershwin PORGY and BESS Opera Study Guide with Libretto

Taschen

Aso n.103 - porgy and bess                      

The University of North Carolina Press

The Strange Career of Porgy and Bess: Race, Culture, and America’s Most Famous Opera (English Edition)

Gershwin's PORGY AND BESS Opera Study Guide with Libretto: Opera Classics Library (English Edition)

Editorial Ópera Prima S.L.

El beso de la flama                              

Edicions Hipòtesi, SL

Porgy & Bess                                    

Gershwin / Chappell Publishing

Porgy and Bess: An American Folk Opera, Piano-Vocal Score

ESSAYS

La besa violata. Eresia e vivificaizone nell'opera di Gëzim Hajadari

BES DSA indicazioni per l'insegnante e quaderno operativo 5 italiano (scuola primaria)