industry cash flow.

電子發票企業導入及系統改善之研究 = = The Study on the Adoption and System Improvement of Electronic Invoice / by: (Language materials, printed)

電子資料交換.

電子商務.

產業金流.

electronic invoicing.

e-commerce.

electronic data interchange.

industry cash flow.

traditional invoice.

傳統發票.

電子發票.