APA Style

Tapscott, D., Tapscott, A. (2019). Blockchain revolution : how the technology behind bitcoin and cryptocurrencies is changing the world . Great Britain: Penguin Business.

MLA Style

Tapscott, Don., Tapscott, Alex. "Blockchain revolution : how the technology behind bitcoin and cryptocurrencies is changing the world". Great Britain: Penguin Business, 2019. Text.