Bisnis /
Smyth, W. John
Bisnis / W. J. Smyth. - South Melbourne : Macmillan, 1975. - 99p. - Commerce in Papua New Guinea ; bk. 2. .
Papua New Guinea--Commerce.
Bisnis / W. J. Smyth. - South Melbourne : Macmillan, 1975. - 99p. - Commerce in Papua New Guinea ; bk. 2. .
Papua New Guinea--Commerce.