APA Citation

 Drescher, D. (2017).  Blockchain basics: A non-technical introduction in 25 steps.  Apress.

Chicago Style Citation

 Drescher, Daniel.  Blockchain Basics: A Non-technical Introduction in 25 Steps.  Apress, 2017.

MLA Citation

 Drescher, Daniel.  Blockchain Basics: A Non-technical Introduction in 25 Steps.  Apress, 2017.

Warning: These citations may not always be 100% accurate.