na INLIS000000000391319 ind 0010-0722000181 Cara Cepat Menguasai Google+ Jubilee Enterprise Jubilee Enterprise Jakarta : PT Elex Media Komputindo 2011 172 hlm. 21 cm. 978-602-00-1451-7 370.640 0167/PTEC/B/XXVIII/22 370.640 JUB c