Humphrey, D. (1995). Payment Systems. Principles, Practice and Improvements. Washington EE.UU.: The World Bank.
Chicago Style CitationHumphrey, David. Payment Systems. Principles, Practice and Improvements. Washington EE.UU.: The World Bank, 1995.
MLA CitationHumphrey, David. Payment Systems. Principles, Practice and Improvements. Washington EE.UU.: The World Bank, 1995.
Warning: These citations may not always be 100% accurate.