Purwaka, T. H. (1989). Indonesian interisland shipping: An assessment of the relationship of government policies and quality of shipping services.
Chicago-Zitierstil (17. Ausg.)Purwaka, Tommy H. Indonesian Interisland Shipping: An Assessment of the Relationship of Government Policies and Quality of Shipping Services. 1989.
MLA-Zitierstil (9. Ausg.)Purwaka, Tommy H. Indonesian Interisland Shipping: An Assessment of the Relationship of Government Policies and Quality of Shipping Services. 1989.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.