By Tony Soper

Published by The british broadcasting corporation, 1985

By Jawaharlal Nehru

Published by Asia Publishing House, 1960

By A.Aziz

Published by Sh. Ghulam Ali and Sons, 1964

By Lal, K.S.

Published on 1987

By Francis G Walett

Published by Barnes and Noble, 0

By Dr. Ahmad Al Tall

Published by National Book Foundation, 1986

By David Thomson

Published on 0

Published on 1987

Published on 1987

By Jamil ud Din Ahmad

Published by The International press, 1964