APA
Ecker T., . (2013). A VAT/GST model convention. Amsterdam: IBFD.
Chicago
Ecker Thomas, . 2013. A VAT/GST model convention. Amsterdam: IBFD.
Harvard
Ecker T., . (2013). A VAT/GST model convention. Amsterdam: IBFD.
MLA
Ecker Thomas, . A VAT/GST model convention. Amsterdam: IBFD. 2013.