00590     2200205   4500001002100000005001500021035002000036007000300056008004100059020002200100082000800122084001800130100002900148245006300177250001100240260004400251300002900295650004000324990002000364INLIS00000000002102320210112110934  a0010-1020000112ta210112                i          0 ind    a978-623-00-0427-8  a006  a006.754 JEF b0 ajefferly helianthusonfri1 aBelajar social media marketing /cJefferly Helianthusonfri  aCet. 1  aJakarta :bElex Media Komputindo,c2019  a178 hlm :bilus ;c21 Cm  aSitus Jejaring Sosial, Sosial Media  a71/DKP/2020/PKL