by Alois Musil ... published under the patronage of the Czech Academy of Sciences and Arts and of Charles R. Crane., Main Heritage Compact General, DS219.B4 M87 1928, Book, Item-ID: i25769376, BIB-ID: 1022720
by Mohammed Fadhel Jamali., Issued also as thesis (PH. D.) Columbia university., Main Heritage Shelves General, LA1465.I7 J36 1934, Book, Item-ID: i10214471, BIB-ID: 1023083, Bibliography: p. 147-154.
Published also in German under title: Fahrten, Pfadfinder und Beduinen in den wüsten Ägyptens., Main Heritage Shelves General, DT55 D89 1931, Book, Item-ID: i10232059, BIB-ID: 1024841