na INLIS000000000000082 20210225122945 0010-0221000082 Public Relation / Gassing, Syarifuddin S Gassing, Syarifuddin S I 218 : - ; - - Suryanto Yogyakarta : Andi, 2016 659.2 659.2 GAS p 978-979-29-5839-3 17.01.0002598 17.01.0002599