na INLIS000000000742638 ind $a 0010-0621000053 $a Citizen 4.0 Menjejakkan Prinsip-Prinsip Pemasaran Humanis di Era Digital $a Hermawan Kartajaya $a Cet. 4 $a Jakarta; $b PT. Gramedia $c 2018 $a 424 hlm ; $c 22 cm $a 978-602-03-7954-8 $a 658.802 HER c $a 658.802 $a MARKETING