-
( Yule , Henry , Cathay and the way Thither , teipei , 112 . p . 2 . V . 1966 )
- ( Smith , The First age , Meryland , 39 . p , 1980 ) .
- ( Ibid , p . 88 ) .
( Purchas , samuel . Hakluyus posthumus or purchas His pilgrimes , Glasgow , .
- 460 , p . 8 . V . 1905 )
( Herbert , Thomas , some years travels into divers parts of Asia and Africa , .
- London , 121 . p , 1638 , )
- ( Steens gaard , The Asian trade revolution . . . , Chicago , 398 . p , 1975 )
.
( Barbosa , Duarte , A Description of the Coasts of East Africa and Malabar , .
- London , 37 . p , 1865 )