Watt, William Montgomery, author
Sidwick and Jackson, 1976
Buku Teks
O`Leary, De Lacy
K. Paul, Trench, Trubner & co, 1927
Buku Teks
Glubb, John
Stein and Day , 1969
Buku Teks
Hitti, Philip K. (Philip Khuri), 1886-1978
D. Van Nostrand, 1961
Buku Teks
Hitti, Philip K. (Philip Khuri), 1886-1978
D. Van Nostrand Company, 1961
Buku Teks