Encyclopedia of world cultures; Volume II
edited by Terence E. Hays
G.K. Hall, 1991
 Buku Referensi
Encyclopedia of world cultures; Volume III
edited by Paul Hockings
G.K. Hall, 1992
 Buku Referensi
Encyclopedia of world cultures; Volume V
edited by Paul Hockings
G.K. Hall, 1993
 Buku Referensi
Encyclopedia of world cultures; Volume VI
Timothy J. O`Leary, David Levinson editors
G.K. Hall & Company, 1994
 Buku Referensi
Encyclopedia of world cultures; Volume IX
edited by John Middleton, Amal Rassam
G.K. Hall & Company, 1995
 Buku Referensi