RT Book T1 Īrān az Zartušt tā qiyāmhā-i īrānī A1 Iṣfahānī, Riḍā LA Persian PP Tihrān PB Intišārāt-i Ilhām YR 1987 UL https://ixtheo.de/Record/1086668413 NO Pers. in pers. Schr