Hudud al-Alam'The regions of the world' :  a Persian geography, 372 A.H.-982 A.D. / 
translated and explained by V. Minorsky 
 - 2d ed.,  with the preface by V. V. Barthold; translated from the Russian and with additional material by the Late Professor Minorsky. Edited by C. E. Bosworth. 
 - London :  Luzac,  1970 
 - lxxxiii, 524 p. ;  25 cm. 
 - 'E.J.W. Gibb memorial' series ;  new ser., 11 .