00000nam 2200000 4500 INLIS000000001170921 20231208015144 0010-1223000336 ta 231208###########################0#eng## 978-0910155-86-1 302.2 302.2 GEO w GEOFF LIVINGSTON WELCOME TO THE FIFTH ESTATE. : HOW TO CREATE AND SUSTAIN A WINNING SOCIAL MEDIA STRATEGY / GEOFF LIVINGSTON WASHINNGTON : BARTLEBY PRESS, 2011 x + 206 hlm ; 20,5 SOCIAL MEDIA STRATEGY -