TY - BOOK AU - Galloway, Scott TI - The four: : the hidden DNA of Amazon, Apple, Facebook, and Google SN - 9780593077900 U1 - 338.7 PY - 2017/// CY - London PB - Bantam Press KW - Information services industry KW - Facebook (Firm) KW - Amazon.com (Firm) KW - Apple Computer, Inc KW - Internet industry KW - Strategic planning ER -