TY - BOOK ID - 138303900 TI - A Joosr Guide to... How to build a billion dollar app by George Berkowski. PY - 2016 SN - 1785675168 PB - United Kingdom : Joosr Limited, DB - UniCat KW - Application software KW - Entrepreneurship. KW - Internet software industry. KW - Development. UR - https://www.unicat.be/uniCat?func=search&query=sysid:138303900 AB - ER -