Khan, Rahmatullah
Vikas, 1969
Buku Teks
Goodrich, Leland M., author
Thomas Y. Crowell, 1961
Buku Teks
Wright, Quincy, author
Asia Publishing House, 1960
Buku Teks
Coyle, David Cushman, 1887-1969, author
Columbia University Press, 1963
Buku Teks
by United Nations
United Nations, [Date of publication not identified]
Buku Teks