edited by S.J. De Leat, A.H. Dani, J.L. Lorenzo and R.B. Nunoo
Routledge , 1994
Buku Referensi
Webster, Hutton, author
D.C. Heath, 1947
Buku Teks
Brinton, Crane, 1898-1968, author
Prentice-Hall, 1957
Buku Teks
Durant, Will, author
Simon and Schuster, 1953
Buku Teks
Kostof, Spiro, author
Oxford University Press, 1995
Buku Teks