The Encyclopaedia of Islam : new edition, volume 4
E.J. Brill, 1978
Buku Referensi
Encyclopaedia Britannica : volume 4
Encyclopaedia Britannica Inc., 1967
Buku Referensi
Encyclopaedia Britannica : volume 4
Encyclopaedia Britannica Inc., 1968
Buku Referensi
The Australian encyclopaedia : volume 4
Grolier Society of Australia, 1983
Buku Referensi
Encyclopaedia universalis : volume 4
Encyclopaedia Universalis France S.A. , 1989
Buku Referensi