@book{
title = {High school musical },
author = {},
editor = {Barsocchini, Peter},
editor = {Carozzi, Manuela},
editor = {Foti, Simona},
editor = {Garofalo, Viviana},
editor = {Pannofino, Gianni},
editor = {In testa al front.: Disney },
editor = {Compl. del tit. dalla cop },
year = {2008},
address = {Milano },
publisher = {The Walt Disney company Italia},
}