2 1 20 IMRAN ILYAS Primary Author RAJA HARDIANSYAH Primary Author SURYA KUSUMAH Primary Author WINDRASTO DWI GUNTORO Primary Author SATRIADI Primary Author DWI SEPTI HARYANI Primary Author LIA NURAINI Primary Author YUDI CARSANA Primary Author TUBEL AGUSVEN Primary Author SELVI FAUZAR Primary Author BETTY LEINDARITA Primary Author mixed material 25283871 TANJUNGPINANG STIE PEMBANGUNAN TANJUNGPINANG 2016 IMRAN ILYAS Primary Author RAJA HARDIANSYAH Primary Author SURYA KUSUMAH Primary Author WINDRASTO DWI GUNTORO Primary Author SATRIADI Primary Author DWI SEPTI HARYANI Primary Author LIA NURAINI Primary Author YUDI CARSANA Primary Author TUBEL AGUSVEN Primary Author SELVI FAUZAR Primary Author BETTY LEINDARITA Primary Author mixed material 25283871 TANJUNGPINANG STIE PEMBANGUNAN TANJUNGPINANG 2016