Vigna, P., & Casey, M. J. (2015). The age of cryptocurrency: How bitcoin and digital money are challenging the global economic order. New York : St. Martin's Press.
Chicago Style (17th ed.) CitationVigna, Paul, and Michael J. Casey. The Age of Cryptocurrency: How Bitcoin and Digital Money Are Challenging the Global Economic Order. New York : St. Martin's Press, 2015.
MLA (9th ed.) CitationVigna, Paul, and Michael J. Casey. The Age of Cryptocurrency: How Bitcoin and Digital Money Are Challenging the Global Economic Order. New York : St. Martin's Press, 2015.
Warning: These citations may not always be 100% accurate.