Analisis dampak liberalisasi perdagangan terhadap kinerja Direktorat Jenderal Bea dan Cukai dalam penerimaan kepabeanan impor = Analysis of the impact of trade liberalization on the performance of the directorate general of customs and excise in import customs revenue / Aditya Subur Purwana - Aditya Subur Purwana, author (2015)